25^2 = (3x+3)^2 + x^2
625 = 10x^2 + 18x + 9
10x^2 + 18x - 616 = 0
x = [-18 +- root(24964)]/20 (root formula)
= 140/20 OR -176/20
-176/20 is trivial (x < 0 )
x = 140/20 = 7.
New Question: log(a)b = 0.9, log(a)c = 1.8 where a is the base,
Using this fact, determine the value of log(a)(bc)^2