Question

The product of (a+b) (a-b) = a2-b² to
evaluate 48 X 53.
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Answer 1

(a+b)(a-b)=a²-b²

48×53

(50-2)(50+3)=50²-2²

2500-4=2496

Answer 2

Answer:

a² - b²=48 ×52

= 24² × 26²

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