Precalculus Final Exam

Front

What is the mnemonic to remember trigonometric ratios?

Back

Soh Cah Toa

Front

Solve the system of equations: -2x - 5y = -15 and x + 8y = 13.

Back

(5, 1)

Front

Back

Front

How do you find the product of two matrices?

Back

Multiply corresponding elements and sum them up.

Front

What is the formula for the Pythagorean theorem?

Back

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the quadratic formula?

Back

Front

What is the definition of a matrix?

Back

A rectangular array of numbers arranged in rows and columns.

Front

What is the sine of an angle in a right triangle?

Back

Opposite side over hypotenuse.

Front

What is the cosine of an angle in a right triangle?

Back

Adjacent side over hypotenuse.