Asphere with a radius of 15 cm has the same volume as a cylinder with a radius of 5 cm. what is the height of the cylinder?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.

Multiply and simplify. 2x2y3z2 · 4xy4x2 how to do?