Homework Help: Help Evaluating Integrals

Posted by Amy on Thursday, May 5, 2011 at 4:44am.

1.) ∫ (2)/(x-4) dx

2.) ∫ sec^2x tanx dx

3.) ∫ 2 csc^2 xdx

4.) ∫ (3) / sqtr(x+3) dx

5.) ∫ (2x-1) / (x^2 - x)

Help Evaluating Integrals - drwls, Thursday, May 5, 2011 at 8:46am
5.) Бч (2x-1) dx / (x^2 - x)

let x^2 -x = u
du = 2x -1

Integral = Бч du/u = ln u = ln(x^2-u)

Related Questions

calculus (check my work please) - Not sure if it is right, I have check with the...
Calculus - evaluating integrals - I'm really having trouble with this ...
Integral Help - 1.) ∫ (sin x) / (cos^2 x) dx 2.) ∫ (1) / (1+...
mathematics - ∫▒dx/(x√(2x^2+5x+1)) 2. &#8747...
Calculus AP - I'm doing trigonometric integrals i wanted to know im doing ...
calculus II - ∫ tan^2 x sec^3 x dx If the power of the secant n is ...
Calculus 2 correction - I just wanted to see if my answer if correct the ...
Integration? - Sorry, i have a load of questions on integration... thanks for ...
calculus - If the ∫_8 f(x)dx=22 0 and ∫3 f(x) dx =9, then ...
Calculus - Find the integral by substitution ∫ [(16 x3)/(x4 + 5)] dx &...

For Further Reading

First Name:
School Subject:
Answer: