Please help.... I’m dumb.

asked Oct 26, 2021 57.0k views

2 votes

by Thern

3.0k points

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4 votes

Answer: A is 65.

B is -63/64

c is 1/9

Aaronqli answered Oct 27, 2021

3.1k points

3 votes

Answer:

Explanation:

$a)a^(3b)+a^(0)=(a^(b))^(3)+1\\\\=4^(3)+1\\\\= 64+1\\\\=65$

$b)a^(-3b)-a^(0)=(a^(b))^(-3)\\=4^(-3)-1\\\\=(1)/(4^(3))-1\\\\=(1)/(64)-1\\\\=(1)/(64)-(64)/(64)\\\\=(-63)/(64)$

$c)(a^(0)-a^(b))^(-2)=(1-4)^(-2)\\\\=(-3)^(-2)\\\\=(1)/((-3)^(2))\\\\=(1)/(9)$

Ray J Tong answered Nov 1, 2021

3.4k points

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