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how would i integrate 1 / sqrt(x)
its probably simple but ive been sittin here and im stumped as to how i might approach and disect it. any recomendations ?

2006-09-19 11:26:25 · 3 answers · asked by Anonymous in Science & Mathematics Mathematics

3 answers

sqrt(x) = x^1/2

1/sqrt(x) = x^-(1/2)

Integrate like you would x^2 - don't forget the fraction.

2006-09-19 11:29:53 · answer #1 · answered by Anonymous · 0 0

Greetings,

well, one of the things that is probably making your life miserable is the sqrt(x).

and the other thing is the 1/sqrt(x)...

since you are integrating, you've probably dealt with integrating simpler equations like Int(x^2)....

We can rearrange the above equation into something you've seen before...

Remember that sqrt(x) = x ^ 1/2

Also remember that x^-1 = 1 / x

So... you can rearrange 1 / sqrt(x). to x^-1/2

You should be able to integrate the above... f(x) = x ^-1/2

Good luck...

2006-09-19 18:37:57 · answer #2 · answered by Mark B 2 · 0 0

First simplify the expression. sqrt(x) is x^1/2.
If you have an exponent in the denominator, it can be inverted and put in the numerator. So 1/sq(x) is the same as x^2.
Then integration is simple. 1/3 * x^3 + c (ignore the c if you don't know what that is).
Best answer, please?

2006-09-19 18:32:15 · answer #3 · answered by Edward T 2 · 0 1

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