1.

What is the value of k, if one root of the quadratic equations x2+kx-8=0 is -4 ?​

Answer»

ANSWER:

X2 +kx-8=0

Step-by-step explanation:

2x +K+2-8=0

2x +K-6=0

2x-6+k=0

2x+k=0-6

2x+k=-6

xK=

\frac{ - 6}{2}

xk = -3

k=-1.5

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