Answer:

Step-by-step explanation:
<h2><u>An exponent is multiplying a number by itself as many times as the exponent says so.</u></h2><h2><u /></h2><h2><u>So we need to find a number that times itself 3 times.</u></h2>
-4 fits this.
-4 x -4 x -4
==> -64
z = -4
Answer:
the opposite of -40 is 40
Answer: (C)The square root of terms separated by addition and subtraction cannot be calculated individually.
Step-by-step explanation:
The correct answer is A. 2cm
18 2cm
---- = ----
45 5cm
hope this helps