If  with A in QI, and  with B in QIV, find

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Mathematics

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Solve the problem.Ignoring friction, the time , t (in seconds), required for a block to slide down an inclined plane is given by the formula  where b is the length of the base in feet and  per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with a base of 12 feet at an angle of  Round your answer to three decimal places.

A. 0.361 sec B. 0.885 sec C. 7.104 sec D. 1.252 sec

Mathematics

Answer true or false.Although (3, 1) is not a solution of x + 3y = 2, it can still be a solution of the system .

A. False B. True

Mathematics

Solve the problem.Sue works for Acme Manufacturing Company packing boxes of staples. She is paid $0.15 per box packed. Last week she packed a total of 2110 boxes, of which 83 were packed during overtime hours. What were her gross earnings for the week if time-and-a-half per box is paid for overtime?

A. $322.73 B. $321.90 C. $331.03 D. $323.56

Mathematics

The 2× 2 Leslie matrix for a population of birds has eigenvalues r = 2.2 and r = 1.8 . Find the long-term growth rate for the population.

What will be an ideal response?

Mathematics