( x + 4 y ) ^ 2 - 4 z ^ 2
SarthakSyal:
was the question to factorise or expand
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here it is. jjjjjjjjjjjjjjjjjjjjjjjjjj
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(x+4y)² - 4z²
(x+4)²- (2z)²
applying property, a²-b²
(x+4-2z)(x+4+2z) ANS
hope it helps u.....
(x+4)²- (2z)²
applying property, a²-b²
(x+4-2z)(x+4+2z) ANS
hope it helps u.....
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