Posted by **Selma** on Thursday, March 13, 2008 at 10:50am.

Solev the equation for t if 0 is less than or eual to t which is less than 2 pi

7sin + radical3 = 5 sin t

- Trig -
**Reiny**, Thursday, March 13, 2008 at 11:12am
7sin + radical3 = 5 sin t

2sint = -√3

sint = -√3/2

From the ratios of the 30,60,90 triangle, I know that the angle in standard postion would be 60º or pi/3 radians.

t must be in the III or IV quadrants,

so t = 180+60 = 240º

or t = 360-60 = 300º

in radians that would be 4pi/3 and 5pi/3

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