Calc 1 saint louis university

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6 Terms

1
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Pythagorean identities

1+ cot²theta = csc²theta

1+tan²theta=sec²theta

2
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The odd pythagorean identities

sin(-theta)=-sin theta

tan(-theta)=- tan theta

csc(-theta)=-csc theta

cot(-theta)=-cot theta

3
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The even pythagoren identities

cos (-theta) = cos theta

sec(-theta) = sex theta

4
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what is the function that you should memorize?

cos²(theta)-sin²(theta)

5
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sin (alpha +- beta)

cos (alpha +- beta)

  1. sin(alpha)cos(beta) +- cos(alpha)sin(beta)

    1. cos(alpha)cos(beta)-+sin(alpha)sin(beta)

6
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