1.

Factorise the following . ( I )2a^(2) +9a+10(ii)5x^(2) -29xy -42y^(2)(iii)9-18x+8x^(2) (iv)6x^(2) +16xy +8y^(2)(v)12x^(2) +36x^(2) y +27y^(2) x^(2)(vi)(a+b) ^(2)+9( a+b) +18

Answer»


ANSWER :` (a+b)^(2) +9( a+b) +18= (a+b+6) (a+b+3) `


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