0. Review of Algebra

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.4.8X10⁻² / 2.4X10⁶

Determine whether each statement in Exercises 43–50 is true or false. -13 ≤ -2

Simplify each exponential expression in Exercises 23–64. (−3x^2 y^5)^2

Determine whether each statement is true or false. 9 ∉ {8, 5, 2, 1}

Find each sum or difference. -12.31 - (2.13)

Multiply or divide as indicated. Write answers in lowest terms as needed. (2/5)/30

Use the quotient rule to simplify the expressions in Exercises 45-46. √(121/4)

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

Find each sum or difference. 9/10 - (-4/3)

Determine whether each statement is true or false. {3, 0, 9, 6, 2} = {2, 9, 0, 3, 6}

Multiply or divide as indicated. Write answers in lowest terms as needed. 8/(4/9)

Find each sum or difference. |-8 - 6|

Determine whether each statement is true or false. {5, 8, 9} = {5, 8, 9, 0}

Multiply or divide as indicated. Write answers in lowest terms as needed. 6(3/4)/(3/8)

Determine whether each statement in Exercises 43–50 is true or false. -π ≥ - π