Factorization of Expressions Reducible to Difference of Two Squares
If a given ex...
Question
If a given expression is a complete square, then which of the following formulae we use to factorize it?
A
a2+2ab+b2=(a+b)2
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B
a2−2ab+b2=(a−b)2
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C
(a−b)(a+b)=(a2−b2)
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D
(x+a)(x+b)=x2+(a+b)x+ab
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Solution
The correct options are Aa2+2ab+b2=(a+b)2 Ba2−2ab+b2=(a−b)2 If the given expression is a complete square, then we use the following formulae to factorize it. a2+2ab+b2=(a+b)2 and a2−2ab+b2=(a−b)2