16.Evaluate 56 x 64 by using suitable identity.
Answers
Answered by
4
Answer:
3584
Step-by-step explanation:
56 × 64
= (60+4)(60-4)
= 3600 - 16 [ a² - b² = (a+b)(a-b)]
= 3584
Answered by
8
Answer:
3584 is the answer
Step-by-step explanation:
(60+4)(60-4)
3600-16=3584
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