ACT Math Test Prep

Front

What is the domain of the function f(x) = sqrt(x + 3)?

Back

x >= -3

Front

What is the equation of the line with a slope of -2 and a y-intercept of 3?

Back

y = -2x + 3

Front

Determine the equation of a circle with center (2, -3) and radius 5.

Back

(x-2)^2 + (y+3)^2 = 25

Front

Solve the system of equations: 2x + y = 5 and 3x - 2y = 8.

Back

x = 18/7, y = -1/7

Front

Find the value of x in the equation 2x + 3 = 7x - 5.

Back

x = 1.6

Front

What is the formula for the area of a circle?

Back

A = πr^2, where r is the radius.

Front

What is the quadratic formula used to solve ax^2 + bx + c = 0?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the formula for the volume of a cylinder?

Back

V = πr²h, where r is the radius and h is the height.