Question: Complete this question by using S4 Math( quadratic equations in one unknown). 5. The quadratic graph y=x2 +k(x-1)+9-x touches the x-axis at one point only.

Complete this question by using S4 Math( quadratic equations in one unknown).

5. The quadratic graph y=x2 +k(x-1)+9-x touches the x-axis at one point only. Find the possible values of k. Section A(2) 6. The equation x(x - k) = x - 16 has a double real root. (a) Find the possible values of k. (b) If k

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