Let f (x) = cos (arctanx). What is the range of f?

(a) {x| - (pi/2) (a) {x|0 (a) {x|0 = (a) {x|-1 (a) {x|-1=

224 7/10 in decimal form

For what value of x does 3^4x - 27x-3?

John flies from Atlanta, Georgia to San Francisco, California. It takes 5.6 hours to travel 2100 miles against the head wind. At the same time, Debby flies from San Francisco to Atlanta.

Find the unit rate: $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

A sea turtle swims at a speed of 27 kilometers per hour. A girl swims 14 decimeters per second. 1 m = 10 dm 1000 m = 1 km How much faster does the sea turtle swim than the girl in meters per minute? Answer in meter per minute

How manny degrees is a triangle

A store bought 9 cases of light bulbs in may and 8cases in june. there are 48 light bulbs in a case. how many light bulbs did the store buy in may and june

Find the missing number? 48/88=?/11

Steve leaves the beach at 3p. m. and drives along the highway at 55 mph. One hour later, his friend leaves the same beach, and drives along the same highway at 65 mph. How many hours will it take his friend to catch up to Steve? 10 hours 5.5 hours 8.

An aeroplane cruises at a speed of 750 km/h. Find how far it traves in 40min