Solving Quadratic Equations by Square Roots and Factoring and Completing the Square

Which of the following is INCORRECT?

• Quadratics can have two real solutions.

• Quadratics can have one real solution.

• Quadratics can have zero solutions.

• Quadratics can have two complex solutions.

Tags

CCSS.HSA-REI.B.4B

What are the solutions?

• x= -2, 1

• x= 1, 2

• x = -1,2

• x = 0,-4

Which algebraic method of solving quadratics would be the quickest for the following quadratic? x² -121 = 0

• Factoring

• Square Root

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

• 60.5

• ± 11

• ± 12

• 11i

Tags

CCSS.HSA-REI.B.4B

Solve the Quadratic Equation.

2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

Which algebraic method of solving quadratics would be the quickest for the following quadratic?

x² + 13x + 40 = 0

• Factoring

• Square Root

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic:

x² + 13x + 40 = 0

• -8, 5

• -40, -1

• 5, 8

• -8, -5

Tags

CCSS.HSA-REI.B.4B

Solve the equation.

x² - 35x = -36

• -1, 36

• 1, -36

• -6, 6

• -6

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic.

x² + 5x +14 = 50

• -9, 1

• -9, 4

• 9, 4

• 9, -4

Tags

CCSS.HSA-REI.B.4B

How many and what types of solutions will the following quadratic have?

x² + 4x - 9

• two real solutions

• one real solutions

• zero solutions

• two imaginary solutions

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7