evaluate using identities 5.68×5.68-2.68×2.68/5.68+2.68
Answers
Answered by
1
Answer:
3
Step-by-step explanation:
(5.68^2)-(2.68^2)/(5.68+2.68)
=(5.68+2.68)*(5.68-2.68)/(5.68+2.68)
=3
Answered by
1
Step-by-step explanation:
Solution:-
[5.65 × 5.68 - 2.68 × 2.68]/(5.68 + 2.68)
=> [(5.68)^2 - (2.68)^2]/(5.68 + 2.68)
=> [(5.68 + 2.68)(5.68 - 2.68)]/(5.68 + 2.68)
[∵ a^2 - b^2 = (a + b)(a - b)]
=> 5.68 - 2.68
=> 3 Ans.
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