Find r (t) if r ' (t) = t 5 i + e-t j + 2te2t k and r (0) = i - j + k.

What is 92 + 8A in hexadecimal?

Ron and Hermione are lifting feathers into the air with magic. Hermione can lift a feather 3,525 centimeters (cm) into the air. That is 5 times as high as Ron can lift a feather. How high can Ron lift a feather with his magic?

A store plans to mark down all dresses by 60%. Julie wants to purchase a dress that is currently priced at $75. What amount of money will Julie save if she buys the dress after the store marks it down?

A rectangular prism has a volume of 175 in. The height of the prism is 7 in. The base is a square. What is the length of a side of the base?

Which expression is equivalent to cos (4a) ?

What si the soulution of 2/3 a - 1/6 = 1/3

Simplify √5 (8+3√6) using radicals

Solve for y. 5y = 135 A.-27 B.-19 C. 19 D. 27

What is 599.5 divided by 22

A model rocket is launched and follows the path of a parabola for 10 seconds until it lands. At which time would the rockets height be neither increasing or decreasing?