Respuesta :

ammiee27

1)+4

2)-4

3) 2

4) i don't know

5)

22arockwood

Answer: (-2)²=4

-2²=-4

square root of 4 is 2

1 over the square root of 8 is -2

1 aquare root of -8 is 2,-2

Step-by-step explanation:plug them into calculator

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