Question

Simplify and express each of the following in exponential form

using laws of exponents.

a) 22

× 24

× 25

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b) 712 ÷ 74

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c) (42

)

3

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d) 23

× 53

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e) a

4 × a

7

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f) 512 ÷ 54

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Answer 1

22 x 24 x 25

=> (2 x 11) x (2 x 2 x 2 x 3) x (5 x 5)

Law to b used

=>aⁿxa^m = a^n+m

Answer:

2⁴x11¹x3¹x5²