(x+4) (x+2)=x^2+8 find error and say process
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(x+4) (x+2)
Identity - (x+a)(x+b)=x²+(a+b)x+ab
Therefore,(x+4) (x+2)=x²+(2+4)x+2*4
=x²+6x+8
The error is you missed 6x
Thank you
Identity - (x+a)(x+b)=x²+(a+b)x+ab
Therefore,(x+4) (x+2)=x²+(2+4)x+2*4
=x²+6x+8
The error is you missed 6x
Thank you
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