Starter quiz

  • Solve the equation 3(x+12) = 36
    • '0' ✓
  • Solve the equation 2(3x - 10) - 3(7 - 5x) = 484
    • '25' ✓
  • x^{2} + 2bx + c = (x + b)^{2} - b^{2} + c is known as completing the ______ .
    • 'square' ✓
  • Select the correct form for the quadratic formula.
    • x = {b \pm \sqrt{b^2-4ac} \over 2a}
    • x = {-b \pm \sqrt{b^2+4ac} \over 2a}
    • x = {-b \pm \sqrt{b^2-4ac} \over 2}
    • x = {-b \pm \sqrt{b^2-4ac} \over 2a}  ✓
  • Simplify the expression: \sqrt {12} \times \sqrt {30}
    • 6\sqrt {10}  ✓
    • 2/5
    • 2\sqrt {3} \times 3\sqrt {10}
    • 6
  • \sqrt {54} \times \sqrt {24}
    • '36' ✓
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