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GRE Study Precalc
Fichas del conjunto (23)
- 1\(\log_{b} x = y\) means...\( b^{y} = x\)
- 2\( \log_{b} (x_{1}x_{2}) = \)\( \log_{b} (x_{1}) + \log_{b} (x_{2}) \)
- 3\( \log_{b} (x_{1}/x_{2}) = \)\( \log_{b} (x_{1}) - \log_{b} (x_{2}) \)
- 4\(b^{\log_{b} x} = \)\(x\)
- 5\((\log_{a} b)(\log_{b} x) = \)\( \log_{a} x\)
- 6\(\log_{b} x^{n} = \)\(n\log_{b} x \)
- 7Sine/Cosine Identity\(\sin^{2} x + \cos^{2} x = 1\)
- 8Cotangent/Cosecant Identity\(1 + \cot^{2}x = \csc^{2}x \)
- 9Tangent/Secant Identity\(\tan^{2} x + 1 = \sec^{2} x \)
- 10\(\sin (\alpha + \beta) = \)\(\sin\alpha\cos\beta + \cos\alpha\sin\beta \)
- 11\(\sin (\alpha - \beta) = \)\(\sin\alpha\cos\beta - \cos\alpha\sin\beta \)
- 12\(\cos(\alpha + \beta) = \)\(\cos\alpha\cos\beta - \sin\alpha\sin\beta \)
- 13\(\cos(\alpha - \beta) = \)\(\cos\alpha\cos\beta + \sin\alpha\sin\beta \)
- 14\(\tan(\alpha + \beta) = \)\(\frac{\tan\alpha + \tan\beta}{1-\tan\alpha\tan\beta} \)
- 15\(\tan(\alpha - \beta) = \)\(\frac{\tan\alpha - \tan\beta}{1+\tan\alpha\tan\beta} \)
- 16\(\sin 2\theta = \)\(2\sin\theta\cos\theta \)
- 17\(\cos 2\theta = \)\(\cos^{2}\theta - \sin^{2}\theta \)
- 18\(\tan 2\theta = \)\(\frac{2\tan\theta}{1-\tan^{2}\theta} \)
- 19\(\sin\frac{\theta}{2} = \)\(\sqrt{\frac{1-\cos\theta}{2}} \)
- 20\(\cos\frac{\theta}{2} = \)\(\sqrt{\frac{1+\cos\theta}{2}} \)
- 21\(\tan\frac{\theta}{2} = \)\(\frac{\sin\theta}{1 + \cos\theta} \)
- 22Sum of Roots of a Polynomial\(-\frac{a_{n-1}}{a_{n}} \)
- 23Product of Roots of a Polynomial\((-1)^{n}\frac{a_{0}}{a_{n}} \)
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- Descripción
- Fichas sobre GRE Study Precalc, creado por Marissa Miller el 05/10/2015.
- Creado por
- Marissa Miller
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