1 evaluvate the following expression. 1. (4/7)^2×(4/7)^2. 2.(2/3^-2×(-3/2)^3
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Step-by-step explanation:
Evaluate the exponent: (i) 5-3 (ii) (1/3)-4 (iii) (5/ 2)-3 (iv) (-2)-5 (v) (-3/4)-4. ... (iii) (5/2)-3 = (2/5)3 = 23/53 = 8/125 (iv) (-2)-5 = 1/(-2)-5 ... (-5)2/72 = {74 × (-5)2}/{24 × 72 } [Since, (-7)4 = 74]
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