Quadratic Equation

Roots of the quadratic equation of the type ax²  + bx = 0 is _____

• x = 0 
• ax + b = 0 
• x = 0 and ax + b = 0
• Not possible to find

The Equation (x² + 1)² - x² = 0 has ___

• four real roots
• two real roots
• no real roots
• one real root

• a)
• b)
• c)
• d)

Solve the equation by factoring:
x² + x - 20 = 0

• x = -5 and 4
• x = 4 and 5
• x = 5 and -4
• x = -4 and -5

Solve the equation by factoring:

x² + 13x + 40 = 0

• -8, 5

• -40, -1

• 5, 8

• -8, -5

Which of the following is a quadratic equation?

In the quadratic equation 2x² – 9x – 5 = 0, which is the linear term?

• 2x²

• x²

• – 9x

• – 5

What are the zeros?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Find the zeros of the quadratic equation y=4(x+9)²-36

• x=-9+√6 & x=-9-√6
• x=3 & x=-3
• x=-6 & x=-12
• so solution

• A
• B
• C
• D