Which of the following choices best describes the expression (2x + 1) − (x + 3/2) Question 3 options:

equivalent to 1/2x − 1

equivalent to x − 1/2

not equivalent to 1/2x − 1 or x − 1/2

Write an explicit formula that represents the sequence defined by the following recursive formula:

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.