S spardawg New member Joined Dec 12, 2010 Messages 15 Feb 21, 2011 #1 Find all values of x over the interval -2pi < x < 2pi for which sin x = -.7 -I know that you have to do inverse sine to find the first value, but i dont know how to find the other values.
Find all values of x over the interval -2pi < x < 2pi for which sin x = -.7 -I know that you have to do inverse sine to find the first value, but i dont know how to find the other values.
D Deleted member 4993 Guest Feb 21, 2011 #2 spardawg said: Find all values of x over the interval -2pi < x < 2pi for which sin x = -.7 -I know that you have to do inverse sine to find the first value, but i dont know how to find the other values. Click to expand... \(\displaystyle sin(\theta) \ = \ sin(\pi - \theta) \ = \ sin(2\pi + \theta) \ = \ sin(-\pi - \theta) \ = \ sin(-2\pi + \theta)\)
spardawg said: Find all values of x over the interval -2pi < x < 2pi for which sin x = -.7 -I know that you have to do inverse sine to find the first value, but i dont know how to find the other values. Click to expand... \(\displaystyle sin(\theta) \ = \ sin(\pi - \theta) \ = \ sin(2\pi + \theta) \ = \ sin(-\pi - \theta) \ = \ sin(-2\pi + \theta)\)
