1.

For what value of k , 4 is a zero of a polynomial f(x)=x+kx+4

Answer»

Hii friend,

P(X) = X+Kx +4


P(4) = 4 + K × 4 + 4

=> 8+4K = 0

=> 4K = -8

=> K = -8/4

=> K = -2


HOPE IT WILL HELP YOU..



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