evaluate 102square-98square
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Answered by
1
(102-98)(102+98)
(4)(200)
=> 800 is the answer
Method= a^2 - b^2 = (a-b)(a+b)
(4)(200)
=> 800 is the answer
Method= a^2 - b^2 = (a-b)(a+b)
Answered by
2
Step-by-step explanation:
Using identity (a+b) (a - b)
(102+98 ) (102-98)
10404 - 9604
800...
hopefully it helps!
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