Solving Quadratic Function

If the discriminant is negative, then the quadratic has:

• Real Solution

• Real Solutions

• Half a Solution

• No Real Solutions

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square. 
 x² − 10x - 11= 0

• x = −1 and 11

• x = 1 and −11

• x = −10 and 11

• x = −5 and 25

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

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

• x = 3,  -4

• x = -3,  4

• x = 3,  4

• x = -3,  -4

Tags

CCSS.HSA-REI.B.4B

Solve the equation:
4x²+2x - 6 = 0

• x = 1 & -1.5

• x = -1 & 1.5

• x = (-2 ±√92)/8

• x = (-2 ± √100)/8

Tags

CCSS.HSA-REI.B.4B

ax²+bx+c=0  is the standard form of a quadratic equation.

• True

• False

What should you do first to solve this equation using quadratic formula? x² + 6x - 13 = 3

• Get factored form

• Write down: a=1, b=6, c=-13

• Make it equal 0 by subtracting 3 on each side

• Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B

What is the vertex of the graph?

• (2, 4)

• (3, -1)

• (0, 8)

• (4, 2)

• -1 and -2

• No Solution

• 2

• 1 and 2