Math, asked by joyshreegogoi99, 6 months ago

3. If one zero of the polynomial (x - 1)x^2+
kx + 1 is - 4 then the valu of k is​

Answers

Answered by JaiShreeRadhaKrishna
1

Answer:

f(x)=(x-1)x^2+Kx+1

f(-4)=(-4-1)(-4)^2+k(-4)+1.

= -5*16-4k+1.=0

= -79-4k=0

= k=79/4.

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