Assignments 1

• 2

• -6

• 4

• -5

• t=2, 3

• t = 1, 3

• t = 3, 5

• t = 4

• 2 and -2

• 1 and -1

• No esits

• 1

• Relative minimum at (-1, -4); relative maximum at (1, 4)

• Relative minimum at (-1, -4); relative maximum at (0, 0)

• Relative maximum at (-1, -4); relative minimum at (1, 4)

• None of the other choices is correct

The displacement (in feet) of a certain particle moving in a straight line is given by s = t +2t where t is measured in seconds.

Find the average velocity over the interval [1.5, 2].

• 11.25 feet per second

• None of the other choices is correct

• 22.5 feet per second

• 14 feet per second

• x-1

• (1/2)x - (1/2)

• (1/2)x

• (1/2)x + (1/2)

• (b-a)/2

• (a-b)/2

• -(a+b)/2

• (a+b)/2

Find the point on the line y = 10x + 9 that is closest to the origin.

• (-90/101, 9/100)

• (-89/101, 9/101)

• (-90/101, 11/101)

• (-90/101, 9/101)