Math Review

Front

What is the second step when solving the inequality 9x - 3 < 6?

Back

Divide by -3.

Front

In the equation y = -3x + 7, what is the y-intercept?

Back

7.

Front

Write 0.0000456 in scientific notation.

Back

4.56 x 10^-5.

Front

Find the slope of the line represented by the equation y = (3/2)x + 1.

Back

3/2.

Front

What is the solution to the equation 2x + 3 = 7?

Back

x = 2.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the definition of a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / 2a.

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.