Solving Quadratic Equations: Quadratic Formula — Unit test Answers
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Ramiya is using the quadratic formula to solve a quadratic equation. Her equation is x = after substituting the values of a, b, and c into the formula. Which is Ramiya’s quadratic equation?Quadratic formula: x =
A
0 = x2 + 3x + 2B
0 = x2 – 3x + 2C
0 = 2x2 + 3x + 1D
0 = 2x2 – 3x + 124
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A rectangle has an area of 40 square units. The length is 6 units greater than the width.
A
8 by 5B
10 by 4C
11 by 9D
13 by 725
Which equations can be used to find the lengths of the legs of the triangle? Select three options.
A
0.5(x)(x + 2) = 24B
x(x + 2) = 24C
x2 + 2x – 24 = 0D
x2 + 2x – 48 = 0E
x2 + (x + 2)2 = 100Did you find these answers helpful?
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