16-06-2016
Mathematics

Answered

PLEASE HELP!!! The product of (a − b)(a − b) is a perfect square trinomial.

Sometimes

Always

Never

Verified Answer :

16-06-2016

x*x is always a perfect square.
here x = a-b
so,
(a − b)(a − b) is ALWAYS a perfect square trinomial .

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jhonyy9 jhonyy9

18-06-2016

so bc. (a-b)(a-b) =(a-b)^2 = a^2 -2ab +b^2 so this mean that this is a perfect square trinomial always

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