Question

53^2-47^2 USING IDENTITY

Answer 1

53^2-47^2

=(50+3)^2- (50-3)^2 [a^2-b^2=(a+b)(a-b) ]

=(50+3+50-3)(50+3-50+3)

= 100×6

=600

Answer 2

Answer:

600

Step-by-step explanation:

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