Determine whether each statement is true or false. 6 ∈ {2, 5, 8, 9}

Find each sum or difference. -6 - 5

Determine whether each statement is true or false. 3 ∈ {2, 5, 6, 8}

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places.8.4X10⁸ / 4x10⁵

Multiply or divide as indicated. Write answers in lowest terms as needed. (7/5)/(3/10)

In Exercises 31–50, perform the indicated computations. Write the answers in scientific notation. If necessary, round the decimal factor in your scientific notation answer to two decimal places.3.6X10⁴ / 9X10⁻²

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

Find each sum or difference. 8 - (-13)

Determine whether each statement is true or false. 1 ∈ {11, 5, 4, 3, 1}