0. Review of Algebra

Use set notation, and list all the elements of each set. {12, 13, 14,..., 20}

Write each percent as a fraction. Give answers in lowest terms.

$15\%$

Find the domain of each rational expression. (x + 3) / (x - 6)

Multiply or divide as indicated. 78.65 ÷ 11

Add or subtract as indicated. 18 - 2.789

Use the product rule to simplify the expressions in Exercises 41 - 44. In exercises 43 - 44, assume that variables represent nonnegative real numbers. √300

Write each percent as a fraction. Give answers in lowest terms.

$47\%$

Round each decimal to the nearest thousandth. (a) 0.8 (line above 8) (b) 0.4 (line above 4) (c) 0.9762 (d) 0.8645

In the decimal number 367.9412, name the digit that has each place value. (a) tens (b) tenths (c) thousandths (d) ones or units (e) hundredths

Evaluate each expression. (-2/9 -1/4) - {-5/18 - (-1/2)}

Determine whether each statement is true or false. If false, correct the right side of the equation. (3x²)^-1 = 3x^-2

Identify the set { 1,1/3, 1/9 ,1/27, ....} as finite or infinite.

Write each fraction as a decimal. For repeating decimals, write the answer by first using bar notation and then rounding to the nearest thousandth. 5/9

Find each product or quotient where possible. -0.5(-0.6)