Quadratic Formula

Solve for x.

x^2 +7x-60=0

• x=5, 12

• x=-5,12

• x=5, -12

• x=-5, -12

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

• 16
• 8
• -8
• -24

b²  would equal: y = 2x² -x -3

• 2
• -1
• 1
• -3

Tags

CCSS.HSA-REI.B.4B

4ac would equal:  y = 2x² -x -3

• -12
• 8
• -24
• -1

Tags

CCSS.HSA-REI.B.4B

b² - 4ac would equal: y = 2x² -x -3

• 25
• -23
• -25
• 0

Tags

CCSS.HSA-REI.B.4B