Starter quiz

  • Evaluate the expression 2x - 3 for x = 5
    • '7' ✓
  • Evaluate the expression x^2 + 2x + 1 for x = 3
    • '16' ✓
  • Evaluate the expression x^3 - 2x^2 + x - 1 for x = 2
    • '1' ✓
  • Evaluate the expression \frac{x^2}{2} - 3x + 2 for x = 4
    • '-2' ✓
  • Collect the following like terms 5a + 7a - 2a^2
    • 10a
    • 10a^2
    • 12a - 2a^2  ✓
  • Collect the following like terms 5ab + 7a - 2ab + b
    • 3ab + 7a + b  ✓
    • 12ab + b
    • 13abb
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