Question

Please answer this math problem usin identity.
(6x-7)(6x+7)

Answer 1

{a}^{2} + {b}^{2} =( a + b)( a- b )
=6x(6x+7)-7(6x+7)
(6x×6x+7×6x)-(7×6x-7×7)
36x^2+42x-42x+49
+42x cancels-42x
6^2×x^2 +7^2
(6×x)^2+7^2
6x^2+7^2

Answer 2

Hello Friend,

(a2 + b2)= (a+b)(a-b)
{(6x)2}{(7)2}
36x2*14
504x2
Hope it helps.
Please mark as brainlist .