Solve. $V=l w h$, for $h$ (a volume formula)

Use mathematical symbols to translate the phrase. Twice a number

Use a commutative law to write an expression equivalent to $3+x$.

Convert to scientific notation.

$$0.0000013$$

Multiply and simplify. Leave the answer in exponential notation.

$$m^0 \cdot m^8$$

Name the set consisting of the first five odd natural numbers using both roster notation and set-builder notation.

Simplify.

$$4 t-(3 t-1)$$

Compute using the rules for the order of operations. If an expression is undefined, state this.

$$\dfrac{(2-3)^3-5|2-4|}{7-2 \cdot 5^2}$$

Simplify. Suppose that all variables represent nonzero integers.

$$\dfrac{3^{q+3}-3^2\left(3^q\right)}{3\left(3^{q+4}\right)}$$

Compute using the rules for the order of operations. If an expression is undefined, state this.

$$\dfrac{4^3-(7-4)^2}{3^2-7}$$

Simplify. Suppose that all variables represent nonzero integers.

$$\dfrac{4 x^{2 a+3} y^{2 b-1}}{2 x^{a+1} y^{b+1}}$$

Compute using the rules for the order of operations. If an expression is undefined, state this.

$$\dfrac{3^4-(5-3)^4}{8-2^3}$$

Simplify. Suppose that all variables represent nonzero integers.

$$\dfrac{-28 x^{b+5} y^{4+c}}{7 x^{b-5} y^{c-4}}$$

Compute using the rules for the order of operations. If an expression is undefined, state this.

$$\dfrac{7 \cdot 3-5^2}{9+4 \cdot 2}$$