Exam 9: Quadratic Equations

Solve the problem. Give the answer to the nearest thousandth if necessary. -A boat travels 8 miles south and then 10 miles east. How far is the boat from its starting point?

Find the root. -

Choose the one alternative that best completes the statement or answers the question. Simplify the expression. - ( - )

Rationalize the denominator. --

Find the square root. --

Choose the one alternative that best completes the statement or answers the question. Simplify the expression. -( + 5)( - 5)

Rationalize the denominator. Write the quotient in lowest terms. -

Solve the equation. - + = 4

Use the Pythagorean theorem to find the length of the unknown side of the right triangle. Express your answer as a simplified radical. -

Choose the one alternative that best completes the statement or answers the question. Find the product and simplify, if possible. - .

Find the root. -

Simplify and add or subtract wherever possible. -+ 4 + 6

Choose the one alternative that best completes the statement or answers the question. Solve the equation. - = x + 6

Write the word or phrase that best completes each statement or answers the question. Provide the proper response. -Can represent a negative real number?

Simplify the radical. -

Solve the problem. -In a manufacturing process, three quantities p, r, and s are related by the equation Find p when and s = 288. Give your answer as a simplified radical.

Rationalize the denominator. Write the quotient in lowest terms. -

Simplify the radical. Assume that all variables represent nonnegative real numbers. -

Choose the one alternative that best completes the statement or answers the question. -Is

Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response -Consider the following "solution." WHAT WENT WRONG? Give the correct solution set. ‪