If x^2 + kx +6 =(x+2)(x+3) for all x,find the value of k
Answers
Answered by
15
x²+kx+6=(x+2)(x+3)
x²+kx+6=x²+2x+3x+6
x²+kx+6=x²+5x+6
kx=5x
k=5
x²+kx+6=x²+2x+3x+6
x²+kx+6=x²+5x+6
kx=5x
k=5
Similar questions