Quadratic Equations Word Problems

Which of the following equations is the first-degree equation?

What is the equation that is also called second degree equation?

• Cubic Equation

• Linear Equation

• Polynomial Equation

• Quadratic Equation

What is the quadratic equation in standard form if a = 2, b = -3 and c =-6?

Which are the values of a, b, and c in the equation 5x² – 2 = 0

• a = 5, b = 2, c = 0

• a = 5, b = - 2, c = 0

• a = 5, b = 0, c = - 2

• a = 5, b = 0, c =  2

Which quadratic equation can be solved by the square root method?

Which quadratic equation can be factored? 

• no real solutions

• Add 36 to each side of the equation.

• Factor the left side as 3x(x+4).

• Extract the square roots of both sides of the equation.

• Divide the whole equation by 3.

The following are the steps solving quadratic equations using quadratic formula.

I. Identify the values of a, b and c.

II. Rewrite the equation into standard form.

III. Perform the operations

IV. Substitute the values in the formula.

 Which of the following is the correct sequence?

• I, II, III, IV

• II, I, IV, III

• II, IV, I, III

• I, IV, II, III

• Both are real numbers.

• Both are rational numbers.

• Both A and B

• Both are imaginary.