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NZ Level 7 (NZC) Level 2 (NCEA)

Mixed expressions using index laws

Simplify the following expressions where possible.

If a given expression is already fully simplified, then enter it as your answer.

a

$a^s\times a^t$`a``s`×`a``t`

b

$\frac{a^s}{a^t}$`a``s``a``t`

c

$a^s\times a^s$`a``s`×`a``s`

d

$a^s+a^s$`a``s`+`a``s`

e

$a^s+a^t$`a``s`+`a``t`

Easy

Approx 5 minutes

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