If one zero of the polynomial f(X)=15x²+14x-k is reciprocal of other,then what will be the value of k?
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as the zeros of the polynomial r reciprocal to each other so their product will b 1
again their product = -k/15
so -k/15 =1
so k = -15
again their product = -k/15
so -k/15 =1
so k = -15
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