Quadratic Predictions

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3

• 2, 3

• 2, -3

• -2, -3

find x for
2x²-8x-24=0

• x= 6, -2

• x= 2, -6

• x= 4, 2

• x= 2, 6

Tags

CCSS.HSA-REI.B.4B

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

The table below gives the number of hours spent studying for a math exam (x) and the exam grade (y). Using a quadratic equation, predict the exam grade of a student who studied 5 hours.

• 1

• 3

• 2

• 5

• 4

• 1

• 3

• 2

• 5

Which of the following represents a quadratic function?

Using the quadratic curve of best fit, find the height of the ball when it traveled a distance of 10 feet.

• 12.8 ft

• 13.3 ft

• 11.1 ft

• 17 ft

Solve using the Quadratic Formula:
x² + 4x + 3 = 0

• x = 1 and x = 3

• x = 6 and x = -2

• x = -1 and x = -3

Tags

CCSS.HSA-REI.B.4B