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Verify 1+tan^2x/(1-secx)=-secx - Trig Identity Survival Guide (Math Wilderness) View |
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Verify tan^2x/(1-cosx)=sec^2x+secx - Trig Identity Survival Guide (Math Wilderness) View |
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Verify tanxsinx+secxcos^2x=secx - Trig Identity Survival Guide (Math Wilderness) View |
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Verify sinxtanx=1/cosx-cosx - Trig Identity Survival Guide (Math Wilderness) View |
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Solving trigonometric equations (Brian McLogan) View |
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How to solve a trigonometric equation (Brian McLogan) View |
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Simplifying a trigonometric expression by factoring out a GCF (Brian McLogan) View |
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Solve a trigonometric equations with secant and tangent (Brian McLogan) View |
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Tutorial - Given the Cosine of an Angle Determine the Double Angle for Sine, Cosine and Tangent (Brian McLogan) View |
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How to Find the Angle Given a Trigonometric Equation (Brian McLogan) View |