Quadratic Formula Review Rational Answers

Solve using the Quadratic Formula:

What is the solution set for the equation below?
 x² + 4x - 40 = -8

• {-10 , -4}

• {-4 , 10}

• {-8 , 4}

• {8 , -4}

Solve a² - 4a + 4 = 0 using the quadratic formula

• 2

• -2

• 4

• -4

• No Solution

If the determinant of a quadratic equation is zero, how many solutions does it have?

• 0 Real Solutions

• 1 Rational Solution

• 2 Rational Solutions

• 2 Irrational Solutions

How many solutions does the following quadratic equation have?

• 0 Real Solutions

• 1 Rational Solution

• 2 Rational Solutions

• 2 Irrational Solutions

How many solutions does the following quadratic equation have?

• 0 Real Solutions

• 1 Rational Solution

• 2 Rational Solutions

• 2 Irrational Solutions

If the determinant of a quadratic equation is positive and is not a perfect square, how many solutions does it have?

• 0 Real Solutions

• 1 Rational Solution

• 2 Rational Solutions

• 2 Irrational Solutions

Solve the quadratic using the quadratic formula, write your answer in simplified radical form: