Suppose that z varies directly with x and inversely with y. When x=6, y=2 and z=15, find the value of z when x=4 and y=9. Answer the following:
A) constant variation. K=___

B) Write a function rule (equation) that models the variation. Z=___

C) z=___

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)