Find negative square root of 49. (4 points)
1 answer:
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Answer:
The correct choice is D
Step-by-step explanation:
The trigonometric functions, and
are defined for all real numbers.
, this function is not defined where
.
, this function is not defined where
.
, this function is not defined where
.
For option A
The domain of is all real numbers.
The domain of g(x) =tanx is
For option B
The domain of is all real numbers.
The domain of f(x) =csc(x) is
For option C,
The domain of G(x) =tanx is
The domain of f(x) =cot(x) is
For option D;
The domain of f(x) =cot(x) is
The domain of f(x) =csc(x) is