Question

Check whether x+2 is the factor of 2x^2+3x+1

Answer 1

Substitute x= -2 in the equation 2 x ( -2 ) ^2 + 3 x (-2) + 1 2 x 4 - 6 + 1 8 -6 +1 = 3 So, 3 not equal to 0 LHS is nt equal to RHS So, (x+2) is not a factor of the equation