derivative???

0 ⤊

7^x-3^x

2007-11-09 10:29:49 · 3 answers · asked by samantha 5 in Science & Mathematics ➔ Mathematics

3 answers

= 7^x ln(7) - 3^x ln(3)

2007-11-09 10:34:46 · answer #1 · answered by ironduke8159 7 · 0⤊ 0⤋

the main formula for the derivative of this function is:
(d/dx) a^u = a^u ln(a) (du/dx)
where "a" is any consant..
"u" is any function of x..
and (d/dx) & (du/dx) means "the derivative of.. with respect to "x""

y' = 7^x ln7 - 3^x ln3

2007-11-09 10:43:50 · answer #2 · answered by windzard 2 · 0⤊ 0⤋

-3^x*log(3)+7^x*log(7)

2007-11-09 10:34:15 · answer #3 · answered by wohhhoo 3 · 0⤊ 0⤋