Question

Just the answer please.
1: http://imgur.com/cxdZFB8
2: http://imgur.com/HE0Y820
3: http://imgur.com/fKI0nao

Answer 1

Answer on Question #58923 – Math – Trigonometry

Question

1. How many solutions does $\tan^{-1}3$ have?

Infinite

2

1

Answer: 1.

Question

2.

Which equation is represented by the intersection of the graphs below?

$\tan x = -1$

$\sec x = -1$

$\cos x = -1$

$\sin x = -1$

Answer: $\sin(x) = -1$.

Question

3.

Evaluate $\tan \left(\sin^{-1}\left(-\frac{4}{5}\right)\right)$.

Enter your answer as a improper fraction using the slash bar (/) and without spaces.

Answer: -4/3.

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