U7 Solving Quadratics - 2

Simplify the radical - 6√90

• 10√8
• 10√18
• 18√10
• 18√9

Tags

CCSS.HSN.RN.A.2

Simplify 4√75

• 4√5
• 12√5
• 20√3
• 7√3

Tags

CCSS.HSN.RN.A.2

5√-80

• 20√5

• 4√5

• 5√20

• No real solutions

Solve: 4x²-6=74

• ±2√5

• ±√10

• ±4√5

• ±4√10

Solve: (x-4)²-6=10

• ±4

• 0,8

• 0,16

• ±8

Solve

3v² - 4v - 7

• -1, 7/3

• 1, 7

• -1/3, 9

• -1/3, 10

Solve

n²-13n+40

• 5, 8

• -5, 8

• 5, -8

• -6, -1

Solve

3a² + 4a + 1

• 10/7, 8

• Not factorable

• -1/3, 1

• 1/3, 1

Solve

81m² - 1

• not factorable

• -9, 9

• 0, 1/9

• -1/9, 1/9

What are the solutions to the quadratic?

• x = 0

• x = 9

• x = 3

• x = 0 and x = 3