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Ayush Garg

· started a discussion

· 1 Months ago

G (Question:190237.0)

I couldn't understand the. Third step

Question:
If a cos \(\theta\) + b sin \(\theta\) = c, then find the value of a sin \(\theta\) – b cos \(\theta\).   
Options:
A)

\(\pm\ \sqrt{a^2 + b^2 - c^2}\)

B)  \(\pm\ \sqrt{a^2 - b^2 + c^2}\)
C) \(\pm\ \sqrt{a^2 - b^2 - c^2}\)
D) \(\pm\ \sqrt{a^2 + b^2 + c^2}\)
Solution:

Ans: (a)

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