Question

find the value of k, if x-1 is factor of 2x^2 + kx + √2​

Answer 1

x-1=0

x=1

2x^2+Kx+√2=0

2×1^2+k×1+√2=0

2+k+√2=0

k+√2=-2

k=-2-√2

k=-(√2-2)

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