Regents Exam Questions

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Regents Exam Questions
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A2.A.25: Quadratics with Imaginary Solutions
A2.A.25: Quadratics with Imaginary Solutions: Solve quadratic equations, using the quadratic
formula
6 Solve the equation for x and express the roots in
2
 4x  9  0 are
1 The roots of the equation x
simplest a  bi form: 4x
2
 12x  25  0
2  i
1)
5
2 
2)
5
2  i
3)
13
7 Solve for x and express the roots of the equation
2 
4)
13
2
 28x  29  0 in simplest a  bi form.
8x
2
 3x  7  0 are
2 The roots of the equation x
3 
19
2
 4x  5  0 in
8 Express the roots of the equation 2x
1)
simplest a  bi form.
2
3  i
19
2)
2
19
2
 6x  12 and express the
9 Solve the equation x
3 
3)
2
roots in simplest a  bi form.
19
i
3 
4)
2
10 Express, in simplest a  bi form, the roots of the
2
 5  4x .
equation x
2
 4x  2  0 are
3 The roots of the equation 3x
1 
2
1)
3
2
 7  2x and
11 Find the roots of the equation x
2  i
2
express your answer in simplest a  bi form.
2)
3
2 
10
3)
3
2
 5  4x and express the
12 Solve the equation 3x
2
i
4 
4)
roots in simplest a  bi form.
3
4 Solve for x in simplest a  bi form: x
2
 8x  25  0
2
 4x  13 and express the
13 Solve the equation x
roots in the form a  bi .
5 Solve for x and express in simplest a  bi form:
14 Solve the equation for x and express the roots in
2
 6x  4  0
3x
2
simplest a  bi form: 3x
 2x  1
1

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