Complex Numbers Answers

x2 – 10x +

x2 + x + 36

x2 + x +

Given 2x² = -8, x is .

Solve (x – 3)2 = 49. Select the values of x.

x + =

Factor the perfect-square trinomial on the left side of the equation.(x + )² =

Apply the square root property of equality.

x2 +

x =

Now that you have x² - 8x + 16 = 9 + 16, apply the square root property to the equation.

Choose the solutions to the quadratic equationx2 – 8x – 9 = 0.

Add to each side x2 – 8x = 9 to complete the square.

Choose an equation that would be used to solve 0 = -x2 + 10x – 8

The trestle meets the ground at units and units.

The trestle meets the ground at units and units.

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