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Give that x= 4 is a root of x²+kx-20=0. Find the value of k and thus other roots

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Kavungya answered the question on September 20, 2019 at 05:59

Answer Attachments

Next: Copy and complete the table below for the function y=4+5x-x² for -2=x=7

Previous: Rationalize the following leaving your answer in the simplified surd form.

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