All Real Number Solutions

Solutions of a quadratic equation are also called

• roots

• x-intercepts

• zeros

• All of the above

Solve using the quadratic formula :

x² - 7x + 12 = 0

• x = 3, -4

• x = -3, 4

• x = 3, 4

• x = -3, -4

Tags

CCSS.HSA-REI.B.4B

Solve Using the Quadratic Formula
 x² + 4x - 40 = -8

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Tags

CCSS.HSA-REI.B.4B

Make a true statement about about Graph A

The discriminant is ​ (a)  

There will be ​ (b)  

• zero

• one real solution

• positive

• negative

• two complex solutions

• two real solutions

Make a true statement about about Graph B

The discriminant is ​​ (a)  

There will be ​ ​ (b)  

• negative

• two complex solutions

• positive

• zero

• one real solution

• two real solutions

Which value(s) of x make f(x) = g(x)?

• x = 4 and x = 5

• x = 2 and x = 6

• x = 3 and x = 7

• x = 1 and x = 7

Tags

CCSS.HSA.REI.A.2

Determine the number of real solutions of the quadratic function shown above.

• No real solutions

• One real solutions

• Two real solutions

3x + 15 = 3(x + 5)

• No Solution

• x = 15

• all real numbers (infinite)

Tags

CCSS.8.EE.C.7A

• A
• B
• C
• D

2x - 3 + 4x = 27

• 12

• 4

• 5

• 15

Tags

CCSS.8.EE.C.7B