## Algebra 1

a) The constant and the variable both get the exponent (via distribution). b) $r^{20}$$s^{20}$
a) $(3n)^2$ = $3^2$*$n^2$ = $9n^2$ Both the constant and the variable get the exponent. b) $(rs)^{20}$ = $r^{20}*s^{20}$ = $r^{20}s^{20}$