a2 - Jonathan Kim Assignment A2 MATH141, Winter 2008 You...

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Jonathan Kim Assignment A2 MATH141, Winter 2008 You may attempt each problem a maximum of 5 times. Please remember that, while WeBWorK can usually check only the correctness of your answers, your responsibility in this course is to be able to justify your answers to problems of all these types, and others. The assignment is due Sunday, February 3, 2008, at 11:30 PM. 1. (1 pt) Find the volume of the solid obtained by rotating the region bounded by the given curves about the speci±ed axis. y 40 x 5 x 2 y 0; about the y-axis Correct Answers: 10723.3029242532 2. (1 pt) Evaluate the integral x 3 x 4 8 6 dx by making the substitution u x 4 8. +C NOTE: Your answer should be in terms of x and not u. Correct Answers: ( (1/7) * (1/4) * (xˆ4 - 8)ˆ7 ) + Q 3. (1 pt) Evaluate the inde±nite integral. ln x 3 x dx +C Correct Answers: ( (ln(x)ˆ4)/4 ) + Q 4. (1 pt) Evaluate the inde±nite integral. x 3 10 x 4 dx +C Correct Answers: ( 2/3 * 0.25 * (xˆ4 + 10)ˆ(3/2) ) + Q 5. (1 pt) Evaluate the inde±nite integral. cos
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This note was uploaded on 08/23/2008 for the course BIOL 111 taught by Professor Brianmcgill during the Fall '07 term at McGill.

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a2 - Jonathan Kim Assignment A2 MATH141, Winter 2008 You...

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