(84)^2-(76)^2
how to solve it
Answers
Answered by
2
Answer:
Step-by-step explanation:
hey mate ,
use the identity a^2 - b^2 = (a-b)(a+b)
(84+76)(84-76)
==> 160 * 8
==> 1280
Answered by
3
Answer:
(84+76)(84-76)
160×8
1280 is the ans
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