Mathematics · Trigonometry
A satellite dish is aligned so that it forms an angle x with the horizontal. Given that cos(x) = -3/5 and x lies in the third quadrant, what is the value of sin(x/2)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12√5✓
- 23√5
- 32√3
- 4-2√5
Correct answer
2√5
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