Question

what is the value of polynomial x^{2} +8x + k if -1 is zero of the polynomial

Answer 1

Answer:

x²+8x + K of -1 is a zero polynomial then -1²+8(-1)+K=0 if you will solve K=7

calculation can be wrong

Answer 2

Answer:

did you get it. plz take care of the handwriting . actually I am a Korean .l and came to India for a short time for personal matters. plz consider the handwriting