1.

.If one of the zeroes of the quadratic polynomial

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ANSWER:

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Step-by-step EXPLANATION:

HI friend,

GIVEN ONE of the zeros of quadratic polynomial (k-1)x2+kx+1 is -3

so when we substitute -3 in the polynomial ,we get 0

→(k-1)(-3)²+k(-3)+1=0

→9k-9-3k+1=0

→6k-8=0

→k=8/6=4/3

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