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Home > CCA > Chapter 11 > Lesson 11.1.2 > Problem 11-23

11-23.
  1. How many solutions does each equation below have? Homework Help ✎

    1. 4x + 3 = 3x + 3

    2. 3(x − 4) − x = 5 + 2x

    3. (5x − 2)(x + 4) = 0

    4. x2 − 4x + 4 = 0

Solve the equation. Is this a possible situation, an impossible situation, or a situation that is always true?

1 solution

Simplify this equation before deciding how many solutions there are. Then see the help for part (a).

How many different roots does this quadratic have?

2 solutions

Start by factoring this quadratic.