Alg 2 CP Quadratics Unit Part 2 Review

Solve a² + 4a + 36 = 0 by completing the square.

• {-2±4i√2}

• {2±2√10}

• {3, -11}

• {5, -11}

Solve x² + 12x + 27 = 0 by completing the square.

• {8±√83}

• {4±√35}

• {-3, -9}

• {-8±6i}

Solve b² + 8b + 2 = 0 by completing the square.

• {-4±√14}

• {-4, -6}

• {2, -12}

• {4±3√2}

Find the value of the discriminant of -6b² - 5b - 8 = 0.

• 217

• -167

• -188

• 64

Find the value of the discriminant of 8n² + n + 2 = 0.

• -15

• -63

• -55

• -7

Use the discriminant of -7x² + 5x -7 = 0 to determine the number and type of solutions.

• Two imaginary solutions

• One Real Solution

• Two Real Solutions

Use the discriminant of 3r² + 9r +6 = 0 to determine the number and type of solutions.

• Two Imaginary Solutions

• One Real Solution

• Two Real Solutions

Solve 2a² + a + 3 = 0 using the quadratic formula.

• {13, -2}

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• {1, -1.5}

Solve 9b² -7b - 15 = 0 using the quadratic formula.

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Solve b² + 5b - 24 = 0 using the quadratic formula.

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• 
• {3, -8}

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