Use the integral x 2 9 x dxto answer questions i and ii i choose the

# Use the integral x 2 9 x dxto answer questions i and

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42. Use the integralxdxto answer questions (i) and (ii):i) choose the appropriate trig-substitution from the choices below. ii) Using the trig-substitution from part (i), the resulting trigonometric integral in itssimplified from is: 43. Write the partial fraction decomposition of the rational function2x-1(x+ 5)2(x2+ 4).Bx+Cx2+4 arccos 5 School of Mathematical and Statistical Sciences, Arizona State University