Please help me with this problem: solve for x: 27^x+1=81^x
B Booba New member Joined Mar 26, 2014 Messages 1 Mar 26, 2014 #1 Please help me with this problem: solve for x: 27^x+1=81^x
stapel Super Moderator Staff member Joined Feb 4, 2004 Messages 16,583 Mar 27, 2014 #2 Booba said: Please help me with this problem: solve for x: 27^x+1=81^x Click to expand... As written, the above means: . . . . .\(\displaystyle 27^x\, +\, 1\, =\, 81^x\) Did you perhaps actually mean to say "27^(x+1)" for the left-hand side, so the equation is actually like the below? . . . . .\(\displaystyle 27^{x\, +\, 1}\, =\, 81^x\) Thank you!
Booba said: Please help me with this problem: solve for x: 27^x+1=81^x Click to expand... As written, the above means: . . . . .\(\displaystyle 27^x\, +\, 1\, =\, 81^x\) Did you perhaps actually mean to say "27^(x+1)" for the left-hand side, so the equation is actually like the below? . . . . .\(\displaystyle 27^{x\, +\, 1}\, =\, 81^x\) Thank you!
Q Quaid Full Member Joined Dec 26, 2013 Messages 680 Mar 27, 2014 #4 stapel said: Did you perhaps actually mean to say "27^(x+1)" for the left-hand side Click to expand... Oooh, that's a good guess, Stapel. That makes more sense.
stapel said: Did you perhaps actually mean to say "27^(x+1)" for the left-hand side Click to expand... Oooh, that's a good guess, Stapel. That makes more sense.