IMC Name: _________________________
UNIT 3: Quadratics – QUIZ #1 REVIEW Date: _________________________
SOLVING QUADRATIC EQUATIONS REVIEW
Directions: You must complete this worksheet. Show all your work to receive full credit. I will check as a homework
grade on Monday.
Directions: Solve each quadratic equation by square roots.
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2.)
3.)
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6)
Directions: Solve each quadratic equation by factoring.
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12.)
Directions: Solve each quadratic equation using the quadratic formula. (We did not go over this section yet but try them
out!)
SOLVING QUADRATIC EQUATIONS USING THE QUADRATIC FORMULA
Steps:
1. Get all terms on one side and set equal to 0
2. Plug in the a, b and c into the equation
3. Simplify the radical (if negative use the “I”
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14.)
15.)
Ex:
a = 1
b = -4
c = -8
Directions: Solve each quadratic equation by any method of your choice.
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27.)
Directions: Find the discriminant of the quadratic equation and give the number and type of solutions of the equation.
(WE DID NOT GO THROUGH THIS SECTION YET, BUT PLEASE STILL TRY THESE OUTS.)
Steps:
1. Plug a, b and c into the equation above
2. Simplify
3. Determine the number of solutions
25.)
26.)
27.)
