Given that f(x) = sin x, g(x) = cos x, and h(x) = tan x, evaluate the given function. The point (x, 
), on the circle 
, also lies on the terminal side of an angle ? in standard position. The point 
, on the circle 
, also lies on the terminal side of an angle ? in quadrant IV. f(? + ?)
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response. Charles collects baseball memorabilia. He bought two autographed plaques. He needed some quick cash so he sold each of them for $300 each. On one he made 25% profit and lost 25% on the second one. Did he make or lose money on the sale and how much?
A. He made money. B. He stayed even. C. He lost money.
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Use the factor theorem to decide whether or not the second polynomial is a factor of the first.3x3 + 3x2 - 7x + 2; x + 2
A. No B. Yes
Mathematics
Rewrite as a radical expression and simplify if possible. Assume all variables represent nonnegative real numbers.4001/2
A. 10 B. 80 C. 20 D. 40
Mathematics
Rationalize the denominator.
A. 
(
- 1)
B. 
(
+ 1)
C. 
(
+ 1)
D. 
(
+ 1)
Mathematics