Quadratic Equations by Formula

Solve using the quadratic formula...
9x² = 4 + 7x

• x = 2 and x = 3

• x = -1 and x = .25

• x = 1 and x = -.45

• x = 1.16, and x = -.38

Tags

CCSS.HSA-REI.B.4B

Solve Using the Quadratic Formula 2x² + 7x - 15 = 0

• -1.5 or 5

• No Solution

• -5 or 1.5

• 0.7 or 5

Tags

CCSS.HSA-REI.B.4B

Solve using the quadratic formula.
2x² - 9x - 35 = 0

• x = 7/2, x = -6

• x = -5/2, x =5

• x = -3/7, x =6

• x = -5/2, x = 7

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

• 4,-1
• 8/3,9/5
• 1/5,3/7
• 7,-2

Tags

CCSS.HSA-REI.B.4B

Identify the 'b' value: y = 16x² -8x -24

• 16

• -8

• 8

• -24

The quadratic equation can be used to solve quadratic equations that cannot be factored.

• True

• False

Tags

CCSS.HSA-REI.B.4B

Solve    
2x²+ 7x -15 = 0

• -1.5 or 5

• No Solution

• -5 or 1.5

• 0.7 or 5

Tags

CCSS.HSA-REI.B.4B

The quadratic formula can be used to solve quadratic equations that cannot be factored.

• True

• False

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to find the solutions for
2x² - 9x + 5 = 0

• -8.14 and 6.14

• -4.07 and 3.07

• 3.85 and 0.65

• ZERO solutions

Tags

CCSS.HSA-REI.B.4B