4 years ago

Please show me how to solve No. 6. I've uploaded the answer. I can't see how they get to that answer though.

1 answer:

loris [4]4 years ago

6 0

See attach. It's too short.<span> Write at least 20 characters to explain it well.</span>

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Akimi4 [234]

If you do 5907/7 you will get 843.85714
Do 843*7=5901.
Then do 5907-5901=6
The final answer you will get is 6.

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3 years ago

adelina 88 [10]

The answer is 127.5. Hope this helps.

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Tamiku [17]

D. 22+(-3). Hope this helps.

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3 years ago

aniked [119]

$\dfrac{x^{-9}y^3}{x^{-7}y^8}=x^{-9-(-7)}y^{3-8}=x^{-2}y^{-5}=\dfrac{1}{x^2y^5}\\\\Used:\\\\\dfrac{a^n}{a^m}=a^{n-m}\\\\a^{-n}=\dfrac{1}{a^n}$

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4 years ago

vazorg [7]

volume = length x width x height

all 3 are the same = 2.5

so volume = 2.5 * 2.5 * 2.5 = 15.625 cubic units

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4 years ago