Question

solve for k = kx^2 - 6kx + 9 =0 using the formula​

Answer 1

${b}^{2} - 4ac = 0 \\ ( { - 6k)}^{2} - 4(k)(9) = 0 \\ 36 {k}^{2} - 36k = 0 \\ 36 {k}^{2} = 36k \\ 36k = 36 \\ k = \frac{36}{36} \\ k = 1$

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