Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cot ? = -3, sec ? > 0Find cos .

A. -  
B. -  
C.
D.  


Answer: B

Mathematics

You might also like to view...

In the following question(s), FN represents the Nth Fibonacci number.F11 =

A. 34 B. 55 C. 89 D. 11 E. none of these

Mathematics

Describe how the graph of the equation relates to the graph of y = x2.f(x) = x2 - 6

A. vertical stretching by a factor of 5 and a translation 6 units down
B. vertical shrinking by a factor of   and a translation 6 units to the left
C. vertical stretching by a factor of 5 and a translation 6 units to the right
D. vertical shrinking by a factor of   and a translation 6 units down

Mathematics

Solve the problem.A formula used to determine the velocity v in feet per second of an object (neglecting air resistance) after it has fallen a certain height is  where g is the acceleration due to gravity and h is the height the object has fallen. If the acceleration g due to gravity on Earth is approximately 32 feet per second, find the velocity of a bowling ball after it has fallen 90 feet. (Round to the nearest tenth.)

A. 13.4 ft per sec B. 53.7 ft per sec C. 75.9 ft per sec D. 5,760 ft per sec

Mathematics

Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log(2/3)19

Fill in the blank(s) with the appropriate word(s).

Mathematics