derivative of 3ln(8+x)??

3 ⤊

2007-11-09 17:52:33 · 4 answers · asked by m_mays89 2 in Science & Mathematics ➔ Mathematics

y = 3 ln (u)
u = 8 + x
du/dx = 1
dy/du = 3/ u
dy/dx = (1) (3/u)
dy/dx = 3 / (8 + x)

2007-11-09 19:06:53 · answer #1 · answered by Como 7 · 3⤊ 0⤋

That would be 3/(8+x). Nite!

2007-11-10 02:02:53 · answer #2 · answered by anonymous 7 · 0⤊ 0⤋

the answer will be:
3/(8+x)

the formula to get its derivative is:
(d/dx) ln u = (du/dx)/u

where:
u is any function of x

2007-11-10 02:11:30 · answer #3 · answered by windzard 2 · 0⤊ 0⤋

hmn... i think ans wil be 3/(8+x)

2007-11-10 02:40:43 · answer #4 · answered by Anonymous · 0⤊ 0⤋