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January 30, 2015

January 30, 2015

Posted by **Buddy the Elf** on Wednesday, January 18, 2012 at 10:25pm.

Please explain how this problem is done!!!

- calculus -
**Damon**, Wednesday, January 18, 2012 at 10:47pm(1/(2b)) int 0 to 2b f(x) dx

?

(1/b) int 0 to b g(x) dx

= (1/b) int 0 to b f(2x) dx

let z = 2x then dx = dz/2

dx from 0 to b is dz from 0 to 2b

so

= (1/(2b)) int 0 to 2b f(z) dz done

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