Find the exact value of the expression.tan 105°
A. 
B. 
C. -2 - 
D. 2 + 
Answer: C
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Solve the equation using the addition principle.
+ x = 4
A. 
B. 
C. 
D. 19
Establish the identity.tan5 x = tan x (sec4 x - 2 sec2 x + 1)
What will be an ideal response?
Establish the identity.
- 
= 
What will be an ideal response?
Which theoretical perspective has become an important alternative to the Piagetian approach?
A. behavior modification B. classical conditioning C. information processing D. social-cognitive learning