Find the exact value of the trigonometric expression without the use of a calculator.cos 75°
A. 
B. -
(
- 1)
C. - 
D. -
(
+ 1)
Answer: A
You might also like to view...
Find an equation of the line satisfying the following conditions.If possible, write the equation in slope-intercept form. Through (4, 3), parallel to 5x + 9y = -7
A. y = - 
x + 
B. y = - 
x - 
C. y = - 
x + 
D. y = 
x - 
Determine whether the given function is a polynomial function or rational function. State the degree, if it is a polynomial function.
?
?
A. The given function is a rational function with degree 6 B. The given function is a rational function C. The given function is a polynomial function with degree 6 D. The given function is a polynomial function with degree 2 E. The given function is a polynomial function with degree 12
Use the Pythagorean theorem to find the unknown side of the right triangle.
A. 11 B. 15 C. 14 D. 12
Set up the linear programming problem.The liquid portion of a diet is to provide at least 300 calories, 36 units of vitamin A, and 90 units of vitamin C daily. A cup of dietary drink X provides 60 calories, 12 units of vitamin A, and 10 units of vitamin C. A cup of dietary drink Y provides 60 calories, 6 units of vitamin A, and 30 units of vitamin C. Set up a system of linear inequalities that describes the minimum daily requirements for calories and vitamins. Let 
of cups of dietary drink X, and y = number of cups of dietary drink Y. Write all the constraints as a system of linear inequalities.
A. 
B. 
C. 
D. 