Solving log/ln/e equations

[From: ] [author: ] [Date: 11-08-25] [Hit: ]

log2 (5x^2 - 8x) = 2
(log base 2)

5x^2 - 8x = 2^2 = 4
5x^2 - 8x - 4 = 0
(5x+2)(x-2) = 0
x = -2/5 and
x = 2

(5x^2-8x)=2^2
(5x+2)(x-2)=0
x=2 and -2/5

keywords: Solving,ln,log,equations,Solving log/ln/e equations