Big Ideas Chapter 3 Algebra

Which of the following equations has both x=2 and x=-3 as solutions?

• (x - 2)(x + 3) = 0

• (x + 2)(x + 3) = 0

• (x - 2)(-x + 3) = 0

• (x + 2)(x - 3) = 0

• x - 2 = x - 3

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.7

• -5
  

• 5

• 16

• 20

• 25

Tags

CCSS.HSA-REI.B.4B

• 105, Two Real Solutions

• 83, Two Real Solutions

• 65, Two Real Solutions

• 49, Two Real Solutions

Tags

CCSS.HSA-REI.B.4B

Graph the solution to the system. The first equation has been plotted for you.

Tags

CCSS.HSA.REI.D.12

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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

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

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Tags

CCSS.HSA-REI.B.4B

Solve using square roots.
5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Tags

CCSS.8.EE.A.2

Solve for x: x² - 3x + 10 = 0

• x = -3±i√31

• x = (3±√49)/2

• x = 5, -2

• x = (3±i√31)/2

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7