Given f(x)= 7x and g(x)=9x2 + 8, find the following expressions. (a) (fog)(4)=
(b) (gof)(2)=
(c) (fof)(1)=
(d) (gog)(0)=

(Simplify your answer.)

What's the difference between: x≥0 and nonnegative integer. ?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191