1. Simplify the following monomials
(a) (x)^7 / (x)^3 (b) (3 x^2) / 6(x) © (x)^-9 / ( x)^2
(d) ( x )^4 / ( x )^-2 (e) (3 x^3)( 2x^2) (f) (-5x^2)^3
(g) (2 x^-4 )( x^4) (h) (-5x^3)(3x^-2) (I) (3x)(7x^-3)