Question

find k if (x-2) is a factor of 4x^4+2x^3-3x^2+8x+5k​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

k=-68/13

Step-by-step explanation:

p(x)=4x⁴+2x³-3x²+8k+5k

p(x)=4x⁴+2x³-3x³+13k

(x-2) is a factor , it means

x-2=0

x=2

Put the value of x in p(x)

p(2)=4×2⁴+2×2³-3×2²+13k=0

p(2)=64+16-12+13k=0

p(2)=68+13k=0

13k=-68

k=-68/13

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