I mark brainliest please

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Which of the following expressions is equal to 2x^2+8

Which of the following is true for the relation f(x)=2x^2+1