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Ann [662]
3 years ago
14

A right pyramid has a rectangular base that is 3 inches by 5 inches if the height of the pyramid is 8 inches, what is it’s volum

e ? HELP FAST PLEASE

Mathematics
1 answer:
Fynjy0 [20]3 years ago
6 0

Answer:

A) 40 in.^3

Step-by-step explanation:

volume = (1/3)(LWh)

volume = (1/3)(5 in.)(3 in.)(8 in.)

volume = 40 in.^3

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Given the slope a slope of 2 and a y-intercept of 7, write the equation in slope intercept form
MariettaO [177]

Answer:

y = 2x + 7

Step-by-step explanation:

y = mx + b

m = slope

b = y-intercept

4 0
2 years ago
8 + 5n - 6, use n = 6
emmainna [20.7K]
8+5n-6

8+5(6)-6

8+30-6

38-6

32

32 is the answer.

I hope this helps!
~kaikers
4 0
3 years ago
Identify the type of function represented by... please help
Vladimir [108]

Answer:

Exponential decay.

Step-by-step explanation:

You can use a graphing utility to check this pretty quickly, but you can also look at the equation and get the answer. Since the function has a variable in the exponent, it definitely won't be a linear equation. Quadratic equations are ones of the form ax^2 + bx + c, and your function doesn't look like that, so already you've ruled out two answers.

From the start, since we have a variable in the exponent, we can recognize that it's exponential. Figuring out growth or decay is a little more complicated. Having a negative sign out front can flip the graph; having a negative sign in the exponent flips the graph, too. In your case, you have no negatives; just 2(1/2)^x. What you need to note here, and you could use a few test points to check, is that as x gets bigger, (1/2) will get smaller and smaller. Think about it. When x = 0, 2(1/2)^0 simplifies to just 2. When x = 1, 2(1/2)^1 simplifies to 1. Already, we can tell that this graph is declining, but if you want to make sure, try a really big value for x, like 100. 2(1/2)^100 is a value very very very veeery close to 0. Therefore, you can tell that as the exponent gets larger, the value of the function goes down and gets closer and closer to zero. This means that it can't be exponential growth. In the case of exponential growth, as the exponent gets bigger, your output should increase, too.

3 0
3 years ago
Can you please explain ME how to solve identity of algebra homework ​
yKpoI14uk [10]

Step-by-step explanation:

"identity" means an operation that does nothing.

For adding numbers, adding 0 changes nothing, so 0 is the identity for addition.

For multiplication, multiplying by 1 changes nothing, so 1 is the identity for multiplication.

3 0
2 years ago
Which function is the inverse of f (x) = 2x + 8?
tiny-mole [99]

Answer:

f-1(x) = (x-8)/2

Step-by-step explanation:

f(x) = 2x+ 8

y = 2x + 8

replacing y and x

x = 2y + 8

2y = x- 8

y =( x-8)/2

f-1 (x) =( x-8)/2

3 0
3 years ago
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