Question

Using identities evaluate a) 101^3 b)53*47

Answer 1

Answer:

a) (100)³+(1)³=100001

b) 53x47=2491

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(a)

${100}^{3} + {1}^{3} = 1000000 + 1 = 1000001$

(b)

$(50 + 3)(50 - 3) = {50}^{2} - {3}^{2} = 2500 - 9 = 2491$

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