Mathematics
a2 - b2 - (a + b)2
Factorisation
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Answer
Given,
a2 - b2 - (a + b)2
= (a + b)(a - b) - (a + b)2
= (a + b)[(a - b) - (a + b)]
= (a + b)[a - b - a - b]
= -2b(a + b).
Hence, a2 - b2 - (a + b)2 = -2b(a + b).
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a2 - b2 - (a + b)2
22 Likes
Given,
a2 - b2 - (a + b)2
= (a + b)(a - b) - (a + b)2
= (a + b)[(a - b) - (a + b)]
= (a + b)[a - b - a - b]
= -2b(a + b).
Hence, a2 - b2 - (a + b)2 = -2b(a + b).
Answered By
12 Likes