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2. Exponents
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Q7 of 55 Page 33

Evaluate [(5-1 × 3-1)-1 ÷ 6-1]

 [(5-1 × 3-1)-1 ÷ 6-1]

= [15 × 6]

= 90

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5

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6

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8

Find the value of:

(i) (20 + 3-1) × 32

(ii) (2-1 × 3-1) ÷ 2-3

(iii)

9

Find the value of x for which

Questions · 55
2. Exponents
1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 3 3 4 5 6 6 6 7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14
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