Use the substitution x=2tan(theta) to

write the following parametric equations as a polar equationx=t^2 y=2t *r=4cot(theta)csc(theta) *r=2cot(theta)csc(theta)
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2. asked by heheeeee
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Trigonometric Substitutiona. Explain why the substitution x = asin(Theta) guarantees that cos(Theta) is greater than or equal to
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2. asked by John
3. 636 views
Use the substitution x=2tan(theta) to evaluate the indefinite integral 53dx/(x^2sqrt(x2+4))
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2. asked by Brit
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f(theta)= 4sec(theta)+ 2tan(theta), 0 less than theta less than 2pi.find all critical numbers
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2. asked by Ashley
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Prove that 1+tan(Theta)/1-tan(Theta) = sec^2(Theta)+2tan(Theta)/1-tan^2(Theta)If you explain, that would be great (:
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2. asked by Marie
3. 658 views
Which of the following functions of x can be integrated with respect to x without integration by parts, and purely using
1. 3 answers
2. asked by Alice
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Solve the integral: (1-x^2)^(3/2)/x^2This is what I have so far. I used trig substitution. x=sin theta dx=cos theta dtheta
1. 2 answers
2. asked by Mike
3. 504 views
Multiple Choice (theta) means the symbol 0 with the dash in it.1.)Which expression is equivalent to
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2. asked by HotMath
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Multiple ChoiceWhich expression is NOT equivalent to 1? (theta) means 0 with dash in it. A.)sin^2 (theta)+cot^2 (theta) sin^2
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2. asked by HotMath
3. 816 views
Suppose that \Theta takes values in [0,1] and its PDF is of the formf_{\Theta }(\theta )= a\theta (1-\theta )^2,\ \ \
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2. 357 views