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Final Exam-Calculus

Authored by Juan Giraldo

Mathematics

12th Grade - University

Used 12+ times

Final Exam-Calculus
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Evaluate the integral.  045x dx\int_0^45x\ dx  

 5(16202)+C5\left(\frac{16}{2}-\frac{0}{2}\right)+C  

 5(810)5\left(\frac{8}{1}-0\right)  

 5(022422)5\left(\frac{0^2}{2}-\frac{4^2}{2}\right)  

 542502\frac{5\cdot4}{2}-\frac{5\cdot0}{2}  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Evaluate the integral.  21(u1u2) dx\int_{-2}^{-1}\left(u-\frac{1}{u^2}\right)\ dx  

 (u1u2)\left(u-\frac{1}{u^2}\right)  

 (u22+1u)\left(\frac{u^2}{2}+\frac{1}{u}\right)  

 ((1)22+11)((2)22+12)\left(\frac{\left(-1\right)^2}{2}+\frac{1}{-1}\right)-\left(\frac{\left(-2\right)^2}{2}+\frac{1}{-2}\right)  

 (u1u2)x\left(u-\frac{1}{u^2}\right)\cdot x  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Evaluate the integral.  812xdx\int_8^1\sqrt{\frac{2}{x}}dx  

 2(2821)2\cdot\left(\sqrt{2\cdot8}-\sqrt{2\cdot1}\right)  

 2(28+21)-2\cdot\left(\sqrt{2\cdot8}+\sqrt{2\cdot1}\right)  

 2(216)2\cdot\left(\sqrt{2}-\sqrt{16}\right)  

 8228-2\sqrt{2}  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Evaluate the integral.  14f(x)dx\int_1^4\left|f\left(x\right)\right|dx , with  f(x)=x26x+9f\left(x\right)=x^2-6x+9   (the figure show the function f(x))

 13f(x)dx34f(x)dx\int_1^3f\left(x\right)dx-\int_3^4f\left(x\right)dx  

 13f(x)dx+34f(x)dx-\int_1^3f\left(x\right)dx+\int_3^4f\left(x\right)dx  

 (433342+94)(133+9)\left(\frac{4^3}{3}-3\cdot4^2+9\cdot4\right)-\left(\frac{1}{3}-3+9\right)  

 (433342+94)+(133+9)\left(\frac{4^3}{3}-3\cdot4^2+9\cdot4\right)+\left(\frac{1}{3}-3+9\right)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the integral  \int_{-\frac{\pi}{4}}^{\frac{\pi}{4}}\sec\left(\theta\right)\cdot\tan\left(\theta\right)\ d\theta  

 [sec(θ)]π4π4\left[\sec\left(\theta\right)\right]_{-\frac{\pi}{4}}^{\frac{\pi}{4}}  

 222\sqrt{2}  

 [csc(θ)]π4π4\left[\csc\left(\theta\right)\right]_{-\frac{\pi}{4}}^{\frac{\pi}{4}}  

 22+22\frac{2}{\sqrt{2}}+\frac{2}{\sqrt{2}}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Find the area of the region bounded by the graphs of the equations.   y=3xx,y=3\sqrt{x}-x,   y=0.y=0.  

 3(x12+112+1x22)3\left(\frac{x^{\frac{1}{2}+1}}{\frac{1}{2}+1}-\frac{x^2}{2}\right)  

 09(3xx )dx911(3xx )dx\int_0^9\left(3\sqrt{x}-x\ \right)dx-\int_9^{11}\left(3\sqrt{x}-x\ \right)dx  

 2(9)3281202\left(9\right)^{\frac{3}{2}}-\frac{81}{2}-0  

 2(932922)2(032022)2\left(9^{\frac{3}{2}}-\frac{9^2}{2}\right)-2\left(0^{\frac{3}{2}}-\frac{0^2}{2}\right)  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find F as a function of x and evaluate it at x=5.  F\left(x\right)=\int_1^x\left(-\frac{2}{t^3}\right)\ dt  

 5215^{-2}-1^{ }  

 2(5)2122\left(5\right)^{-2}-1^2  

 2(5212)2\left(5^2-1^2\right)  

 x21x^2-1  

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