Question: Suppose that the functions / and s are defined for all real numbers x as follows. r(x) =x s (x) =4x3 Write the expressions for

Suppose that the functions / and s are defined for all real numbers x as follows. r(x) =x s (x) =4x3 Write the expressions for (s.r) (x) and (s-r) (x) and evaluate (str) (-1). (s.r) (x) = 0 (s - r) (x) = 1 X ? (str ) (- 1 ) = 0
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