ILLUSTRATING QUADRATIC EQUATIONS

Is 3x² - 5x – 1 = 0 a quadratic equation?

• YES

• NO

Is 6x² = 9 a quadratic equation?

• YES

• NO

Is 2x – 5 = x a quadratic equation?

• YES

• NO

Is x ( x – 4 ) = 14 a quadratic equation?

• YES

• NO

Is x²- 5x = x² - 1 a quadratic equation?

• YES

• NO

What is the standard form of -3x + 2 = 4x² ?

• 4x² -3x + 2 = 0

• -4x² -3x + 2 = 0

• -3x + 4x² + 2 = 0

What is the standard form of x² -7x = -1 ?

• x² -7x -1 = 0

• -x² -7x -1 = 0

• x² -7x + 1 = 0

What is the standard form of 2x² = 9 ?

• 2x² - 9 = 0

• 2x² + 9 = 0

• -2x² + 9 = 0

In 9x² - 5x - 5 = 0, what are the values of a, b, and c respectively?

• 9, -5, -5

• -9, 5, 5

• 9, -5, 0

In 3x² = 9, what are the values of a, b, and c, respectively?

• 3, 0, 9

• 3, 0, -9

• 3, -9, 0