Question

Rewrite the expression (-4)(-4), simplify & show work

Answer 1

(-4)(-4)=16

Explanation:

Given expression is (-4)(-4).

Now question says to rewrite the expression (-4)(-4), simplify. Which can be done as follows:

(-4)(-4)

`=(-4)^2` {since (-4) repeats twice so we can raise that to exponent 2}

`=16` {since square of any number is always positive. Also square of 4 is 16}

Hence final answer is 16