3) Consider the function f defined by f(x) = (3 - x)(4 + 3x). At what point does
the curve y=f(x) intersect the y-axis?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Icould really use some with this question.

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u. s. dollars for every 100 euros. b. gabriella averages 100 u. s. dollars for every 25 euros. c. gabriella can exchange 75 u. s. dollars for 100 euros. d. gabriella can exchange 100 u. s. dollars for 75 euros.