a sin^2 + b cos^2 = c, acute: find tan

1. A.
   $\frac{1}{\sqrt{3}}$
2. B.
   $\frac{1}{2}$
3. C.
   $1$
4. D.
   $\frac{1}{\sqrt{2}}$

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1. A.
   $1$
2. B.
   $\sqrt{3}$
3. C.
   $\frac{1}{2}$
4. D.
   $\frac{1}{\sqrt{3}}$

Tap an option to check your answer.