11. Molly's age, x, plus Betty's age, 11, is less than 23. Write and solve an inequality to find Molly's age.

Please help me before tonight! I have to turn it in before it closes!!

Arunning track in the shape of an oval is shown. the ends of the track form semicircles. a running track is shown. the left and right edges of the track are identical curves. the top and bottom edges of the track are straight lines. the track has width 56 m and length of one straight edge 130 m. what is the perimeter of the inside of the track? (π = 3.14) 260.00 m 347.92 m 372.00 m 435.84 m

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.