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11. Exponents and Powers
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Q71 of 111 Page 337

Find the reciprocal of the rational number





Reciprocal of the rational number = 32 / 27


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69

Find m so that

70

If find the value of

72

Find the value of:

(a) 70


(b) 77 ÷ 77


(c) (–7)2 × 7 – 6 – 8


(d) (20 + 30 + 40) (40 – 30 – 20)


(e) 2 × 3 × 4 ÷ 20 × 30 × 40


(f) (80 – 20) × (80 + 20)

73

Find the value of n, where n is an integer and

Questions · 111
11. Exponents and Powers
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