what is the answer of (a-d)(a+d)=12
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Hey buddy here is ur answer.......
(a-d) (a+d) = 12
a^2 - d^2 = 12 -(1)
a^2 = 12 + d^2 -(2)
put value of a^2 in eq 1
12 + d^2 = 12 + d^2
answer will be 1 ...
(a-d) (a+d) = 12
a^2 - d^2 = 12 -(1)
a^2 = 12 + d^2 -(2)
put value of a^2 in eq 1
12 + d^2 = 12 + d^2
answer will be 1 ...
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