Try another version of this question
Evaluate the integral: `int (13)/(x^2 sqrt(x^2+100)) dx`
(A) Which trig substitution is correct for this integral?
(B) Which integral do you obtain after substituting for `x` and simplifying?
Note: to enter `theta`, type the word theta.
`int` `d theta`
(C) What is the value of the above integral in terms of `theta`?
`+ C`
(D) What is the value of the original integral in terms of `x`?
`+ C`
(A) Which trig substitution is correct for this integral?
(B) Which integral do you obtain after substituting for `x` and simplifying?
Note: to enter `theta`, type the word theta.
`int` `d theta`
(C) What is the value of the above integral in terms of `theta`?
`+ C`
(D) What is the value of the original integral in terms of `x`?
`+ C`
Get help:
`x=10 tan(theta)`
`13/100 cot(theta) csc(theta)`
`-13/100 csc(theta)`
`-13/100 sqrt(x^2+100)/x`