8
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Solving Quadratic Equations: Quadratic Formula

Question 8 • FL-1200700-Mathematics for College Algebra MIS

What is true about Marcus’s work? Check all that apply.

Answer
A
Marcus should have substituted –10 for b, not 10.
B
The denominator should be 1, not 2.
C
Marcus should have subtracted 4(1)(25) in the square root.
D
This equation, when solved correctly, only has 1 real number solution.
E
This equation has 2 real number solutions.
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