Question

b) If (x-2) is a zero of x3

-4x2+kx-8 find the value of K.​

Answer 1

Answer:

17

Step-by-step explanation:

p(x) = -4x2+kx-8

p(2)= -4(2)2+k(2)-8

= -4(4)+k(2)-8

= -19+2k

= -19+2= -k

= -17= -k {minus minus cancelled}

= 17= k

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