Peg G.

asked • 11/01/17

sum, difference, and product of two functions

suppose that functions r and s are defined for all real numbers x as follows.
r(x)=3x-6
s(x)=6x
 
write the expressions for
(r - s)(x)=____
(r + s)(x)=____
(r * s)(-1)=____

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