(4x+7)square-(4x-7)square
Answers
Answered by
3
Answer:
(4x+7)^2-(4x-7)^2
a^2-b^2=(a+b)(a-b)
so answer will be
(4x+7+4x-7)(4x+7-4x+7)
=8x*14
=112x
pls mark as brainliest
Answered by
1
Answer:
112x
Step-by-step explanation:
(4x+7)² - (4x-7)²
= (4x+7+4x-7)(4x+7-4x+7)
= 8x × 14
= 112x
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