4. Simplify the following :
(i) (4x + 7)2
+(4x-- 7)2
Answers
Answered by
1
Step-by-step explanation:
(4x+7)2+(4x-7)2
=(4x+4x)2(-7+7)2
=(8x)2(0)2
=8x×2×0×2
=16x×0×2
=0x×2
=0
Similar questions