sequoia1232 sequoia1232
  • 16-10-2022
  • Mathematics
contestada

Suppose that the functions s and t are defined for all real numbers x as follows.
s(x)=x-3
t(x) = 3x+4
Write the expressions for (s•t) (x) and (s-t) (x) and evaluate (s+t) (-2).

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