Identifying Quadratic Equations

Which of the following is a quadratic equation?

• x³-5x+6 = 0

• 6x² + 11x - 35 = 0

• -4x - 7x +12 = 0

• 2x² - 4y - 2 = 0

Which is NOT a quadratic equation?

• 3x² + 4x + 2 = 0

• -y² +6y + 18 = 0.

• 2x² + 3y + 1 = 0

• 20x² -15x - 10 = 0

What is the quadratic term in the equation 2x² + 4x + 5 = 0?

• 2x²

• 4x

• 5

• 0

What is the value of b in the quadratic equation 4x²-2x + 5 = 0?

• 4

• -2

• 5

• 0

What are the roots of the quadratic equation x²+ 2x+ 1=0

• 1

• 2

• -1

• 0

What is the factor of the quadratic equation x² -6x +5 = 0?

• ( x - 5)( x - 1)

• ( x + 5 )( x + 1)

• ( x - 5) ( x + 1)

• ( x + 5 ) (x - 1)

What is the standard form of the quadratic equation 5x²= 4x +5?

• 5x² - 4x - 5 = 0

• 5x²+ 4x -5 = 0

• 5x² - 4x + 5= 0

• -5x²- 4x- 5= 0

What is the solution set of the quadratic equation x² - 25 = 0?

• ( 5,-5 )

• ( 5, 5)

• ( 25, -1)

• ( -25, 1 )

What is the square of a binomial of the perfect square trinomia x² + 6x + 9?

• ( x + 3 )²

• ( x - 3 )²

• ( x + 9 )²

• ( x - 2)²

The mathematical sentence of degree 2 is _________

• Quadratic Equation

• Quadratic Expression

• Quadratic Function

• Quadratic Inequality