Solving Using Square Roots, Factoring, Quadratic Formula

Mathematical Equivalence

ON

Solve the equation: 
5x² - 35x + 60 = 0

• x = 3,  -4

• x = -3,  4

• x = 3,  4

• x = -3,  -4

How many solutions are there?

• 0

• 1

• 2

• 3

Solve the equation using square roots.
x² = 121

• 60.5

• ± 11

• ± 12

• 11

Use the Quadratic Formula to solve the Quadratic Equation.
x² + 4x - 9

• -2 ± √13

• -2 ± 2√7

• -2 ± √7

• -2 + √7

What is the standard form for a Quadratic?

• ax²+ bx = - c

• x = -b ± √(b²-4ac) / 2a

• ax² + bx + c

• y = mx + b

What is the degree of every Quadratic Equation?

• 1

• 2

• 3

• 4

What is the greatest number of solutions that a Quadratic Equation can have?

• 0

• 1

• 2

• 3

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4