Answer:
285
Step-by-step explanation:
A shadow makes an angle to the top of the pole at 83°. If the shadow is 20 foot long, how tall is the pole?
Answer:
40 ft
Step-by-step explanation:
A multiple-choice test has 5 questions each with 5 possible answers, the probability of guessing all the questions correctly is
In a multiple-choice test that has 5 questions, each with 5 possible answers, the probability of guessing all the questions correctly can be found using the formula:p = (1/5) × (1/5) × (1/5) × (1/5) × (1/5) = 1/3125.
The probability of guessing one question correctly is 1/5 since there are five possible answers. Since there are five questions, we multiply the probability by itself five times.
Therefore, the probability of guessing all the questions correctly is 1/3125, which is approximately 0.00032. This means that the chance of guessing all the questions correctly by random chance is very low.
This indicates that one should have studied for the test rather than relying solely on guesswork.
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Id love if someone helped me thanks
Answer:
1. see the attached image
2. y < (6/2)x + 5/2, see the attached image for a graph
Step-by-step explanation:
1. see the attached image
2. 6x > 2y - 5
Add 5 to both sides:
6x + 5 > 2y
Divide by 2:
(6/2)x + 5/2 > y
Rearrange so that y is on the left:
y < (6/2)x + 5/2
Finally, shade below the line since the sign is less than.
See the attached image for the graph.
A car travels 78 miles on 3 gallons of gasoline. How many miles can the car travel on one gallon of gasoline?
Answer:
26 miles.
Step-by-step explanation:
you want to divide 78 by 3.
Hi so i was wondering if someone could help me answer this I'm confused and dont understand if u could like explain it that would be really helpful. Brain list for whoever gets it right
Help ASAP! I need help solving it
Answer:
x=(2x+14)
2. 145°
3.45°
Step-by-step explanation:
Mark as brainliiest please
Write an exponential function in the form y=ab^x that goes through points (0,7) and (5,1701).
Answer:
y = 7 \(3^{x}\)
Step-by-step explanation:
Use the given ordered pairs to find a and b
Using (0, 7 ), then
7 = a \(b^{0}\) ( \(b^{0}\) = 1 ), thus
a = 7
y = 7 \(b^{x}\)
Using (5, 1701 )
1701 = 7 \(b^{5}\) ( divide both sides by 7 )
243 = \(b^{5}\) ( take the fifth root of both sides )
b = \(\sqrt[5]{243}\) = 3 , thus
y = 7 \(3^{x}\)
Answer: y=7(3)^x
Step-by-step explanation:
Just did it
A park has a large pond and a small pond as shown.
large pond
small pond
• Each pond is in the shape of a circle.
• The radius of the large pond is 4 times the radius of the small pond.
Based on this information, which of the following statements is TRUE?
O A The area of the large pond is 16 times the area of the small pond.
OB. The area of the large pond is 4 times the area of the small pond.
C. The area of the large pond is 2 times the area of the small pond.
Type here to search
O
RI
Answer:
A The area of the large pond is 16 times the area of the small pond.
Step-by-step explanation:
Small pond for theradius to
statements.
In this case
•- A : 41T -7 you can I'm using 2.
✓
Large Pond '
A- = ITCH.
2)Z pi . (t)
"
a- it 82 530 Divide
A = 64 IT we are looking
for " how many
times
larger.
"
Solve for y in the two equations below using substitution.
3x - 9y = 9
-2x - 2y = 8
Answer:
C
Step-by-step explanation:
3x - 9y = 9 → (1)
- 2x +2y = 8 ( subtract 2y from both sides )
- 2x = - 2y + 8 ( divide through by - 2 )
x = y - 4
substitute x = y - 4 into (1)
3(y - 4) - 9y = 9
3y - 12 - 9y = 9
- 6y - 12 = 9 ( add 12 to both sides )
- 6y = 21 ( divide both sides by - 6 )
y = \(\frac{21}{-6}\) = - \(\frac{7}{2}\)
Kindly help me. Struggling to solve this 0.33 : 0.63 : 1.8
30 points :)
Answer:
11 : 21 : 60
Step-by-step explanation:
assuming you require the ratio to be simplified
0.33 : 0.63 : 1.8 ( multiply each part by 100 )
= 33 : 63 : 180 ( divide each part by 3 )
= 11 : 21 : 60 ← in simplest form
______ is a metric that tracks progress in executing chosen strategies to attain organizational objectives and goals and consists of a direction, measure, target, and time frame.
"Key performance indicators (KPIs) is a metric that tracks progress in executing chosen strategies to attain organizational objectives and goals and consists of a direction, measure, target, and time frame."
Key Performance Indicators (KPIs) are metrics that organizations use to measure their progress towards achieving their goals and objectives. They serve as a critical tool for tracking the effectiveness of the strategies implemented to attain these goals. KPIs are made up of four components: direction, measure, target, and time frame.
The direction outlines the area of focus, while the measure quantifies the progress made. The target is the desired outcome, and the time frame is the period over which the KPI is being tracked. KPIs provide a clear and objective way to evaluate performance, identify areas that require improvement and track progress towards achieving organizational goals.
By regularly monitoring and analyzing KPIs, organizations can make data-driven decisions to optimize their operations and achieve their desired outcomes.
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Colton is going to invest in an account paying in interest rate of 6.3% compounded continuously how much wood coating need to invest to the nearest dollar for the value of the account to reach 22,700 in 16 years
Answer:
8284
Step-by-step explanation: I had the same question
3.35x + 115 = 3.25x + 125
For the given expression 3.35x + 115 = 3.25x + 125 the value of x is 100.
What is an equation?A mathematical statement known as an equation is made up of two expressions joined together by the equal sign.
A formula would be 3x - 5 = 16, for instance. When this equation is solved, we discover that the value of the variable x is 7. Two expressions are combined in an equation using an equal symbol ("="). The "left-hand side" and "right-hand side" of the equation are the two expressions on either side of the equals sign. Typically, we consider an equation's right side to be zero.
The given expression is:
3.35x + 115 = 3.25x + 125
Regroup all the terms with variable x on one side of the equation:
3.35x - 3.25x = 125 - 115
0.1x = 10
x = 100
Hence, for the given expression 3.35x + 115 = 3.25x + 125 the value of x is 100.
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Find the greatest common factor of the
following monomials:
12a^2, 32a^3
Answer:
4a^2
Step-by-step explanation:
GCF of 12 and 32 is 4.
GCF of a^3 and a^2 is a^2.
Therefore, the answer is 4a^2.
Let T: R2 R2 be a linear transformation such that T((1, 2)) (2, 3) and T((0, 1)) = (1, 4). Then T((5, =
-4)) is
1. (-4,-41)
2. (-6,1)
3. (-1,6)
4. (1,-6)
To find T((5, -4)), we can use the linearity property of linear transformations. First, we can express (5, -4) as a linear combination of the given basis vectors:(5, -4) = 5*(1, 2) + (-6)*(0, 1)
Since T is a linear transformation, we can apply it to each term separately:
T((5, -4)) = T(5*(1, 2) + (-6)*(0, 1))
Using the linearity property of T, we have:
T((5, -4)) = 5*T((1, 2)) + (-6)*T((0, 1))
From the given information, we know that T((1, 2)) = (2, 3) and T((0, 1)) = (1, 4). Substituting these values, we get:
T((5, -4)) = 5*(2, 3) + (-6)*(1, 4)
= (10, 15) + (-6, -24)
= (10 + (-6), 15 + (-24))
= (4, -9)
Therefore, T((5, -4)) is (4, -9). None of the options provided match this result, so the correct answer is not among the given choices.
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the SSS similarity theorem.
the SAS similarity theorem.
the AA similarity postulate.
The triangles are not similar.
The triangles JKL and XYZ are similar by the SSS similarity statement
Identifying the similar triangles in the figure.from the question, we have the following parameters that can be used in our computation:
The triangles in this figure are
JKL and XYZ
These triangles are similar because:
"If three sides in one triangle are proportional to three sides in another triangle, then the two triangles are similar"
This means that they are similar by the SSS similarity statement
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4. find the laplace transform of each of the following functions: a. f (t) = t b. f (t) = t2
To find the Laplace transform of a function, we use the formula:
L{f(t)} = ∫[0,∞) e^(-st) f(t) dt
where s is a complex number.
a. f(t) = t
Using the Laplace transform formula, we get:
L{t} = ∫[0,∞) e^(-st) t dt
Integrating by parts, we get:
L{t} = [-t e^(-st) / s]∞₀ + ∫[0,∞) e^(-st) / s dt
Evaluating the limits, we get:
L{t} = 0 + [1 / s^2] ∫[0,∞) s e^(-st) dt
Using the fact that ∫[0,∞) s e^(-st) dt = 1 / s^2, we get:
L{t} = 1 / s^2
Therefore, the Laplace transform of f(t) = t is 1 / s^2.
b. f(t) = t^2
Using the Laplace transform formula, we get:
L{t^2} = ∫[0,∞) e^(-st) t^2 dt
Integrating by parts twice, we get:
L{t^2} = [-t^2 e^(-st) / s]∞₀ + [2t e^(-st) / s^2]∞₀ + ∫[0,∞) 2e^(-st) / s^3 dt
Evaluating the limits, we get:
L{t^2} = 0 + 0 + [2 / s^3] ∫[0,∞) e^(-st) dt
Using the fact that ∫[0,∞) e^(-st) dt = 1 / s, we get:
L{t^2} = 2 / s^3
Therefore, the Laplace transform of f(t) = t^2 is 2 / s^3.
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a study has two groups of subjects who receive different treatments but take the same posttreatment t test. what analytic statistic will be appropriate?
To compare the posttreatment t-test scores of two groups of subjects who received different treatments, the appropriate analytic statistic would be a two-sample t-test. An independent samples t-test would be appropriate for analyzing the data.
This test is used to determine whether there is a statistically significant difference between the means of two independent groups. The two-sample t-test assumes that the samples are independent, normally distributed, and have equal variances.
It calculates a t-statistic, which measures the difference between the sample means relative to the variation within the groups, and compares it to a t-distribution to determine the probability of observing such a difference by chance.If the probability is lower than a predetermined significance level (usually 0.05), then we reject the null hypothesis that the two group means are equal and conclude that there is a statistically significant difference between the treatments.
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Solve for x.
8 - 2x = 5(x - 4)
X = [?]
Enter
Answer:
4
Step-by-step explanation:
8-2x=5(x-4)
8-2x=5x-20
28=7x
x=4
Answer: x=4
given equation: 8 - 2x= 5(x-4)
STEP 1: distribute the 5 with ONLY the parenthesis which is (x-4)
so it will be 5x-20 (-20 because 5 x -4= -20)
Now the equation is 8 - 2x= 5x - 20
STEP 2: ADD 20 on both SIDES
8+20= 28
New equation: 28 - 2x= 5x
STEP 3: ADD 2x on both sides 2x+5x= 7x
STEP 4: Now divide 28 by 7
28/7= 4
Therefor x= 4
I can't now the answer for this question. The question is, select all the number that are 10 times as much as 72. 67 or 1/10 of 72. 67
The only number that is 10 times as much as 72 is 720.
To find the numbers that are 10 times as much as 72 or 1/10 of 72, we can perform the following calculations:
10 times 72 = 720
1/10 of 72 = 7.2
So, the numbers that are 10 times as much as 72 are 720.
The number 67 is not 10 times as much as 72 or 1/10 of 72. Therefore, it is not one of the numbers we are looking for.
On the other hand, 1/10 of 72 is 7.2, which is not one of the numbers we are looking for either.
Therefore, the only number that is 10 times as much as 72 is 720.
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complete question
Select all the numbers that are 10 times as much as 72, 67, or 1/10 of 72.
- 67
-46
-720
-480
pleaase someone help me !
How much would you have to repay on a credit card debt of 3500$ after 2-years if the interest rate is 19.5% compounded half-yearly .
Answer:
$ 4,865
Step-by-step explanation:
First find the simple intere
Answer:
P = A (1 + i)^n where P is the payment, A the original amount and i the interest rate for the payment period.
Assuming .195 is the annual interest rate then
i = .195 / 2 = .0975 the rate that will be compounded every 6 mos.
P = 3500 * (1 + .0975)^4 = $5078
You want to buy a new macbook. Apple will finance the macbook with no money down and no interest if paid in full within 2 years. The minimum monthly payment is $35 per month. If the macbook costs $1,799 and you only make the minimum payment, how much will you have to pay at the end to avoid paying interest?
Answer:
31482.5
Step-by-step explanation:
multipliy 1,799 by 35= 62965 the divide by 2.
Let X represent a binomial random variable with n=400 and p=0.8. Use Excel's function options to find the following probabilities. (Do not round intermediate calculations. Round your final answers to 4 decimal places.) a P(X=330) = _____
b P(X>340) = _____
c P(335≤X≤345) = _____
d P(X=300) = _____
a) P(X=330) is approximately 0.0002. b)P(X>340) is approximately 0.0294. c) P(335≤X≤345) is approximately 0.6415. d) P(X=300) is approximately 0.0004 of given probabilities
To find the probabilities using Excel's function options, we can use the binomial distribution function, which is provided as BINOM.DIST in Excel.
a) P(X=330):
=BINOM.DIST(330, 400, 0.8, FALSE)
The first argument is the specific value (330), the second argument is the total number of trials (400), the third argument is the probability of success (0.8), and the fourth argument FALSE indicates that we want the probability for a specific value.
The result is approximately 0.0002.
Therefore, P(X=330) is approximately 0.0002.
b) P(X>340):
=1 - BINOM.DIST(340, 400, 0.8, TRUE)
Since we want the probability of X being greater than 340, we can subtract the cumulative probability of X up to 340 from 1. We use the TRUE argument to indicate that we want the cumulative probability.
The result is approximately 0.0294.
Therefore, P(X>340) is approximately 0.0294.
c) P(335≤X≤345):
=BINOM.DIST(345, 400, 0.8, TRUE) - BINOM.DIST(334, 400, 0.8, TRUE)
To find the probability of X being between 335 and 345 (inclusive), we subtract the cumulative probability of X up to 334 from the cumulative probability of X up to 345.
The result is approximately 0.6415.
Therefore, P(335≤X≤345) is approximately 0.6415.
d) P(X=300):
=BINOM.DIST(300, 400, 0.8, FALSE)
The first argument is the specific value (300), the second argument is the total number of trials (400), the third argument is the probability of success (0.8), and the fourth argument FALSE indicates that we want the probability for a specific value.
The result is approximately 0.0004.
Therefore, P(X=300) is approximately 0.0004.
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if x is a discrete uniform random variable ranging from one to eight, find p(x < 6).
The probability that x is less than 6 is 5/8.
If x is a discrete uniform random variable ranging from one to eight, then each value from one to eight is equally likely to occur, and the probability of any particular value is 1/8.
To find p(x < 6), we need to add up the probabilities of all the values of x that are less than 6:
p(x < 6) = p(x = 1) + p(x = 2) + p(x = 3) + p(x = 4) + p(x = 5)
Since x is a discrete uniform random variable, the probability of each of these values is 1/8, so we can substitute that into the equation:
p(x < 6) = (1/8) + (1/8) + (1/8) + (1/8) + (1/8)
Simplifying, we get:
p(x < 6) = 5/8
Therefore, the probability that x is less than 6 is 5/8.
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s = 2b + ph solve for h
Answer:
2
Step-by-step explanation:
What is the value of the expression 8 cubed?
24
83
512
6,561
Answer:
512Step-by-step explanation:
The number 512 on prime factorization gives 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2. On combining the prime factors in groups of 3 gives 8. So, the cube root of 512 = ∛(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2) = 8 (perfect cube).#CaRRyOnLeArNinG
Answer:
512
Step-by-step explanation:
you need to find the value of 8 cubed which is 8^3. All 8^3 means is multiplying 8 three times so 8 × 8 × 8 = 512.
rite an equation of the line with a slope of 3 and a y-intercept of 4.5.
Answer:
y = 3x+4.5
Step-by-step explanation:
-5x + 13 = -17 two step equation
Answer:
X = 6 see below
Step-by-step explanation:
-5x + 13 = - 17
Step One:
subtract 13 from each side
-5x = - 30
Step two:
divide each side by - 5
x = 6
Let r = -2
4r +2+ r
Will give brainliest! I need serious help with this
Answer:
A. Base edge
B. Lateral edge
C. Height
D. Base
E. Lateral face
I would appreciate Brainliest but no worries.