Question

solve for a 10+[3/a]=[5^a]

Answer 1

\[10 + 3/a = 5^a\]

do you mean this ?

Answer 2

yes

Answer 3

or maybe you mean this \[\huge 10 + \frac 3a = 5^a\]

Answer 4

yes

Answer 5

so which is it?

Answer 6

the last one

Answer 7

3 months old o_o

Answer 8

yeah i really need it badly

Answer 9

is a an integer in this ?

Answer 10

only a calculator or an exact graph could solve this

Answer 11

let t = 5^a
then ln t = ln 5^a = a ln 5 and a = ln t / ln 5

so we have 10 + 3ln 5/ ln t = t
i'm not sure this helps

Answer 12

i think akash is right
there the solution done graphically

http://www.wolframalpha.com/input/?i=10+%2B+3%2Fa+%3D+5%5Ea

Answer 13

I don't get it, how can we solve this algebraically?

Answer 14

newton's method of approximation? long and tedious ,but still useful..

Answer 15

[okay wait,, will [ ] symbolize greatest integer ?? makes it bit easier then i guess..

Answer 16

still waiting

Answer 17

is that greates integer sign ????

Answer 18

i love floor function :)

Answer 19

what means [] here? Osnad ???

Answer 20

is just a bracket