91Ó°ÊÓ

Use the product rule and quotient rule of exponents to simplify the following problems. Assume that all bases are nonzero and that all exponents are whole numbers. $$ a^{9} a^{7} $$

Use the power rules for exponents to simplify the following problems. Assume that all bases are nonzero and that all variable exponents are natural numbers. $$ \left(8 x^{2} y^{3}\right)^{2} $$

For the following problems, use the order of operations to find each value. $$\frac{0}{5}+\frac{0}{1}+0[2+4(0)]$$

For the following problems, expand the quantities so that no exponents appear. $$ 4^{3} $$

Use the product rule and quotient rule of exponents to simplify the following problems. Assume that all bases are nonzero and that all exponents are whole numbers. $$ y^{5} y^{7} $$

For the following problems, locate the numbers on a number line by placing a point at their (approximate) position. $$ -4 \frac{1}{2} $$

Use the power rules for exponents to simplify the following problems. Assume that all bases are nonzero and that all variable exponents are natural numbers. $$ \left(x^{2} y^{3} z^{5}\right)^{4} $$

For the pairs of real numbers shown in the following problems, write the appropriate relation symbol \((<,>,=)\) in place of the \(*\) $$-\frac{1}{4} *-\frac{3}{4}$$

For the following problems, use the order of operations to find each value. $$0 \cdot 9+4 \cdot 0 \div 7+0[2(2-2)]$$

For the following problems, expand the quantities so that no exponents appear. $$ 6^{2} $$