Question

simplify: [{(1/2)^(-2) }^2 ]^(-1)​

Answer 1

Answer:

Recalling that

(

a

b

)

x

=

a

x

b

x

,

(

1

2

)

−

2

=

1

−

2

2

−

2

1

−

2

=

1

as

1

raised to any power is just

1

.

So, we have

1

2

−

2

Recalling that

a

−

x

=

1

a

x

,

we get

1

2

−

2

=

1

1

2

2

=

2

2

=

4

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