The vertex of a parabola is at the point (3,1), and its focus is at (3,5). what function does the graph represent?
a. f(1) = 1/16(x – 3)^2 - 1
b. f(t)= 1/4(x + 3)^2 – 1
c. f(x)=1/4(x – 3)^2 - 1
d. f(x) = 1/16(x – 3)^2 + 1

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought