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Solve.(1) If x = 4 is a root of x2-9x + k = 0, find the value of k andfind the other root. |
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Answer» If 4 is the root we will put x= 4 in the equation 16-36+k= 0 now k = 20 so equation will be x^2-9x+20x^2-(5+4)x+20= 0!x(x-5)-4(x-5)= 0x= 5 and x= 4 are two rootsplease like the solution 👍 ✔️👍 |
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