Question

If sin=0.4, what is `sin(-theta) + csc theta`?

Answer 1

`\sin(-\theta)+\csc(\theta)=-0.4+2.5=2.1`

Explanation:

We have

`\sin(-\theta)=-sin(\theta)` because sine is an odd function

`\csc(\theta)=1/\sin(\theta)` from the definition of the cosecant function