Question

1. [(-4)^7÷(-4)^5]÷[(-4)^3÷(-4)^2]
2. {[(-2)^2]^3}^0
3. [(-1)^4]^5
4. [/6^2+(-8)2 - 8÷(-2)]÷(-7)

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Answer 1

Respuesta:

1. [(-4)^7÷(-4)^5]÷[(-4)^3÷(-4)^2]

=  [(-4)^2]÷[(-4^1]

= -4^2 ÷ -4^1

= 1

2. {[(-2)^2]^3}^0

= (4^3}^0

= 1

3. [(-1)^4]^5

=  [1]^5

= 1