MCQOPTIONS
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MCQOPTIONS
| 1. |
The value of A that satisfies the equation a sin A + b cos A = c is equal to? |
| A. | \(\tan^{-1} \left(\dfrac{a}{b}\right) \pm \cos^{-1} \left(\dfrac{c}{\sqrt{a^2+b^2}}\right)\) |
| B. | \(\tan^{-1}\left(\dfrac{c}{b}\right)\pm \sin^{-1} \left(\dfrac{a}{\sqrt{a^2+b^2}}\right)\) |
| C. | \(\tan^{-1}\left(\dfrac{a}{b}\right)\pm \sin^{-1} \left(\dfrac{a}{\sqrt{a^2 +b^2}}\right)\) |
| D. | None |
| Answer» B. \(\tan^{-1}\left(\dfrac{c}{b}\right)\pm \sin^{-1} \left(\dfrac{a}{\sqrt{a^2+b^2}}\right)\) | |