Can consecutive whole numbers go backwards?​

The functions q and r are defined as follows. q(x)= -2x+2 r(x)= x^2 - 1 find the value of r(q(

Asmall foreign car gete 42 miles per gallon and user 35 gallons on a trip.gasoline costs $1.05 per gallon.what was the cost of gasoline per mile driver?

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number