Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.b = 
, c = 10; find tan A.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Write the sum or difference as a product containing only sines and/or cosines.sin 
+ sin 
A. 2 sin 
cos ?
B. 2 cos(7?) sin ?
C. 2 sin 
sin ?
D. 2 sin(7?)
Mathematics
Use the information summarized in the table to select the graph of f.
Domain: 
Intercepts: x-intercepts: 0, 4Asymptotes: NoneIntervals where f is ? and ?:? on 
? on 
Relative extrema: Rel. min. at 
Concavity: Upward on 
Point of inflection: 
?
A. ?
B. ?
C. ?
Mathematics
Convert the angle from degrees to radians. Express the answer as a multiple of ?.370°
A. 
B. 
C. 
D. 
Mathematics
Find the domain of the function.f(x) = 
A. {x|x ? 0} B. all real numbers C. {x|x > -15} D. {x|x ? -15}
Mathematics