Given the function f(x)=2x+6, which of the following is the inverse of ƒ(x)?
A
f−1(x)=12x−6
B
f−1(x)=x−7
C
f−1(x)=12x−3
D
f−1(x)=−2x−6

The vertex of this parabola is at (-2, 5). which of the following could be it’s equation? a. y=3(x+2)^2-5 b. y=3(x-2)^2-5 c. y=3(x+2)^2+5 d. y=3(x-2)^2+5

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?