Answer:
stable i think
Step-by-step explanation:
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Answer:
I don't have a good knowledge of means but I know it isn't B or D.
Step-by-step explanation:
Answer: C) (-∞,∞)
The domain of the funtion is (-∞,∞)
9514 1404 393
Answer:
(c) π/2
Step-by-step explanation:
We know the sine of an angle is the cosine of its complement, and vice versa. The complement of angle x is (π/2-x), so ...
sin(π/2 -x) = cos(x)
This is shown by the attached graph.