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If one zero of polynomial x^2-5x-k is 5,then the value of k is? |
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Answer» Answer: 0 Step-by-step EXPLANATION: f(x)=x²-5x-k If 5 is a zero of the POLYNOMIAL, then f(5) should be EQUAL to 0 f(5)=(5)²-5(5)-k 0=25-25-k 0=0-k k=0 |
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