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Factorize following expressionsa? - 4a + 3 + 2b - 62 |
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Answer» (a-b-1)(a+b-3) a^2-4a+3+2b-b^2= a^2-4a+4-1+2b-b^2= (a-2)^2-(b-1)^2=( a-2-b+1)(a-2+b-1)=(a-b-1)( a+b-3) a^1-4a+3+2b-b^3 =a^2-4a+4-1+2b-b^2 =( a-2)^2-( b^2-2b +1) =(a-2)^2-( b-1)^2 =( a^2-2a+4)-(b^2+2b+1) =a^2-2a+4-b^2-2b-1 =a^2-b^2-2a-2b-3 |
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