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IRINA_888 [86]
3 years ago
10

Applying properties for power with the same base

Mathematics
1 answer:
SVEN [57.7K]3 years ago
4 0

Multiplication and division property of exponents.

<u>Step-by-step explanation:</u>

If we want to multiply the powers which is having the same base. Then we have to apply the Multiplication property of the exponents as,

x^{m} \times x^{n}, since the base is the same x, we can add the powers as,

= $x^{m+n}

If we want to divide the powers with the same base, then we have to apply the division property of the exponents as,

$ \frac{x^{m} }{x^{n}} ,  since the base is the same x, we can subtract the powers as,

= $x^{m-n}

In case x is 2 and m is 3 and 4 then the product can be written as, 2^{3+4} = 2^{7},

On dividing, m = 4 and n = 3 then we will get, $ 2^{4-3} = 2^{1}  = 2

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leonid [27]

Answer:

For the triangle, its area is 32.1 inches.

For the trapezoid, its area is 170 feet.

Step-by-step explanation:

The formula for finding the area of a triangle is A = h * b/2, where h is for height and b is for base. There seems to be two measurements at the base of the triangle so what I did is I added together 3.5 and 7.2 and got 10.7. The slant measurement of the triangle isn't important in this formula so just pretend 5.5 in isn't there. Multiply 10.7 (base) to 6 (height) and you'll get 64.2. Now divide the product by 2 and you'll get 32.1 inches as the area of the triangle.

The formula for finding the area of a trapezoid is A = ((a + b)/2)h, where a is base A, b is base B, and h is the height. This formula looks a bit complicated but if you know a bit of PEMDAS, then you'll understand the formula. Again, there are two measurements at the base of the trapezoid but simply, I added them to get 24 and the slants don't make any use for this formula either. Add 10 (base A) and 24 (base B) to get 34. Now divide 34 by 2 and you'll get 17. Finally, multiply the product to 10 (height) and you'll get 170 feet as the area of the trapezoid.

If you don't know PEMDAS, just comment something related to "Can you explain what PEMDAS is?" or "What is PEMDAS?" and I will answer your question as quick as I possibly can. I hope this helps!

4 0
3 years ago
Anyone know how to get 96cm^2 because I got it wrong and that was the correct answer. Show me how to get D for number seven with
blsea [12.9K]
Area around
we see that all side are 4 legnth
therfor we have a cube
cube has 6 sides tha are sqyares

area of squaer=side^2
side=4

so
SA=6s^2
SA=6(4)^2
SA=6(16)
SA=96 cm^2

what you did is you found the volume



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