Use the given information to find the exact value of the trigonometric expression.cos ? = - 
; 
< ? < ?
Find tan(2?).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Graph the piecewise function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.(-14)0
A. 0 B. -14 C. 1 D. -1
Mathematics
Solve.The base of a triangle is 4 more than twice its height. If the area of the triangle is 78 square centimeters, find its base and height. 
A. height: -1 + 
cm
base: 2 + 
cm
B. height: 2 + 
cm
base: -1 + 
cm
C. height: -1 + 
cm
base: 2 + 2
cm
D. height: 2 + 2
cm
base: -1 + 
cm
Mathematics
Solve.
= -13
A. 25
B. -5, 5
C. 
D. No solution
Mathematics