How to prove ?
If # a/b = c/d = e/f #
prove that: # 1/27 ((a+b)/b + (c+d)/d + (e+f)/f)^3 = [(a+b)(c+d)(e+f)]/(bdf) #
If
prove that:
1 Answer
Apr 12, 2018
We start by expanding the LHS of the equation.
Let
This can be further simplified:
We move to the RHS. Notice that
Indeed, both the LHS and RHS simplify to the same expression, so they must be equivalent.