Question

Find the value of y2 when y = -9

Answer 1

To find the value of y^2 for y = -9, you square the value of y, leading to the result y^2 = 81.

Step-by-step explanation:

The question asks to find the value of y2 when y = -9. To find this value, we simply square the number given for y, which in this case is -9. So, y2 = (-9)2 = 81. Therefore, the value of y2 when y = -9 is 81.

Answer 2

Answer: 81

Step-by-step explanation:

When squaring negative numbers, the result is the same as if the negative sign wasn't there. 9 squared is 81.