I need to find the volume.​

How do you find the area of a triangle

How many 2/5s are in 1 and 1/2 plz someone me right now

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.