Exam 5: Integration

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Evaluate the integral by making the indicated substitution. Evaluate the integral by making the indicated substitution.   , u = cos x , u = cos x

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Evaluate Evaluate   . .

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Write the expression in sigma notation. 4•5 + 4•6 + 4•7 + 4•8 + 4•9.

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Find the displacement of a particle if v(t) = sin t; [0, π\pi ].

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Simplify. ln(xe3x ) =

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Evaluate Evaluate   . .

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Approximate ln 3/2 to 3 decimal places.

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Given f(x) = x6 + 9 , [4, 7]. Use the rectangle method to approximate the area using 4 rectangles. (Assume the graph goes through the midpoint of each rectangle.)

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Answer true or false. For Answer true or false. For   a good choice for u is x<sup>2</sup>. a good choice for u is x2.

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Find the area of the region between y = x2 - 3x - 70 and the x-axis for 0 ≤\le x ≤\le 2.

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Answer true or false. Answer true or false.

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Evaluate Evaluate   if   and   . if Evaluate   if   and   . and Evaluate   if   and   . .

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Answer true or false. Answer true or false.

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Find g'(x) if Find g'(x) if   . .

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Find x* on [0, 7] such that f(x*) equals the average value of f(x) = 2x + 6 over [0, 7].

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Answer true or false. Answer true or false.

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For For   , what is a good choice for u? , what is a good choice for u?

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A particle is moving so that its velocity,  A particle is moving so that its velocity,   for 2  \le   t  \le   5. Find the total distance travelled by the particle. for 2 ≤\le t ≤\le 5. Find the total distance travelled by the particle.

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Answer true or false. Answer true or false.

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Find g'(x) if Find g'(x) if   . .

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