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3 years ago

8

I NEED THE ANSWER QUICK

1 answer:

gladu [14]3 years ago

6 0

9514 1404 393

Answer:

4^0

Step-by-step explanation:

The rules of exponents are ...

(a^b)(a^c) = a^(b+c)

(a^b)/(a^c) = a^(b-c)

So, your expression simplifies to ...

$4^5\times4^{-7}\div4^{-2}=4^{5-7-(-2)}=\boxed{4^0}$

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