Big Ideas Algebra Chapter 2

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

Identify the zeros of the graph

• (0, -3)

• (-1, 0) and (3, 0)

• (1, -4)

• None of the above

• A
• B
• C
• D

• A
• B
• C
• D

Branch of mathematics that combines symbols according to the rules of arithmetics.

• Algebra

• Arithmetic

• Geometry

• Calculus

• -5
  

• 5

• 16

• 20

• 25

• 105, Two Real Solutions

• 83, Two Real Solutions

• 65, Two Real Solutions

• 49, Two Real Solutions

Solve    2x² + 7x - 15 = 0

• -1.5 or 5

• No Solution

• -5 or 1.5

• 0.7 or 5

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

• -10 & -4

• -4 & 10

• -8 & 4

• 8 & -4

Solve using square roots.
5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution