a) [tex](-2) ^{3}=-8[/tex]
b) [tex]-7^{0}=-1[/tex]
c)[tex]5^{0} *7-9*(-\frac{1}{3} )^{2} = 1*7-9*(-\frac{1}{9} )=7-(-1)=8[/tex]
d)[tex]32^{3} : 8^{3} = (2^{5} )^{3} :(2^{3} )^{3} =2^{15} :2^{9} =2^{6}[/tex]
e)[tex](-\frac{3}{15} )^{3} :(\frac{1}{15} )^{3} = (-\frac{3}{15} :\frac{1}{15} )^{3} =(-\frac{3}{15} *\frac{15}{1} )^{3}=(-3)^{3} =-27[/tex]
f)[tex]\frac{2^{11} * (2^{6}*2^{2} ) }{2^{2} } =\frac{2^{11} * 2^{8} }{2^{2} }=\frac{2^{19} }{2^{2} }=2^{17}[/tex]
