Solving Quadratics by Square Roots Rational Irrational and Imaginary

solve using square root property

4x² + 4x +1 = 16

• {2/3, 5/2}

• {5,3}

• {-5/2, 3/2}

• No Solution

Tags

CCSS.HSA-REI.B.4B

Find the value of "c" that completes the square. Then rewrite the trinomial as a perfect square.

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratics equation by completing the square... x² + 4x + 1 = 0

• x = -2 ± √3

• x = -3 ± √2

• x = 2 ± √3

• x = 2 ± √2

Tags

CCSS.HSA-REI.B.4B

Solve using the Quadratic Formula

6x² + 12x - 1 = 0

• x = 0.08, -2.08

• x = -0.08, 2.08

• x = -0.08, -1.91

• x = 0.08, 1.19

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to solve x² -4x +5 = 0?

• -2, 3

• 5, 1

• 2 + i

• -2, -3i

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What are the x intercepts of y = x² - 4

• (4, 0) and (-4,0)

• (2, 0) and (-2,0)

• (0, 4) and (0,-4)

• (0, 2) and (0,-2)

Tags

CCSS.HSF-IF.C.7A

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

What is one of the solutions to this equation?
(2x - 1)² = 49

• 7

• -7

• -4

• -3

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to solve the quadratic equation.

• x = {-3+2i, -3-2i}

• x = {7, 6}

• x = 2±i√3

• No solution

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

For the function above, is the discriminant positive, negative, or zero?

• Positive

• Negative

• Zero

• Not Sure

Tags

CCSS.HSA-REI.B.4B