Find the exact value by using a difference identity.tan 
A. 2 + 
B. 2 - 
C. 
- 2
D. -2 - 
Answer: B
You might also like to view...
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 1 + 5 cos tFind the body's velocity at time t = ?/3 sec.
A. - 
m/sec
B. 
m/sec
C. 
m/sec
D. - 
m/sec
Determine whether the factors of the trinomial are the given binomials.x2 + 5x + 36; (x - 4)(x + 9)
A. Yes B. No
Graph the solution set of the system of inequalities or indicate that the system has no solution.(x - 1)2 + (y - 3)2 > 4(x - 1)2 + (y - 3)2 < 36
A. 
B. 
C. 
D. 
Solve the problem.What is the range of the secant function?
A. all real numbers greater than or equal to 1 or less than or equal to -1
B. all real numbers from -1 to 1, inclusive
C. all real numbers, except odd multiples of 
(90)°
D. all real numbers