Algebra Essentials Flashcard Deck

Question 1

What is the quadratic formula?

Accepted Answer

x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}

Question 2

Solve for x: 2x + 5 = 13

Accepted Answer

x = 4

Question 3

What is the slope-intercept form of a line?

Accepted Answer

y = mx + b

Question 4

Factor: x^2 - 9

Accepted Answer

(x + 3)(x - 3)

Question 5

What does the discriminant tell you about a quadratic equation?

Accepted Answer

Whether it has real or complex solutions and how many

Question 6

Solve the system: x + y = 5, 2x - y = 1

Accepted Answer

x = 2, y = 3

Question 7

What is the vertex form of a parabola?

Accepted Answer

y = a(x - h)^2 + k

Question 8

Simplify: (3x^2)(4x^3)

Accepted Answer

12x^5

Question 9

What is the point-slope form of a line?

Accepted Answer

y - y_1 = m(x - x_1)

Question 10

Factor: x^2 + 5x + 6

Accepted Answer

(x + 2)(x + 3)

Algebra Essentials