Indices

NZ Level 5

Evaluate expressions with integer base and negative powers

Consider the expression $2^{-4}$2−4. Which of the following is it equivalent to?

$\frac{1}{2^4}$124

A

$\left(-2\right)^4$(−2)4

B

$2^4$24

C

$2\times\left(-4\right)$2×(−4)

D

$\frac{1}{2^4}$124

A

$\left(-2\right)^4$(−2)4

B

$2^4$24

C

$2\times\left(-4\right)$2×(−4)

D

Easy

Less than a minute

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Use prime numbers, common factors and multiples, and powers (including square roots)