Let us prove:log1015(1+log1530) + log1016(1+ log47)– log106(log63+1+ log67) = 2

Question

Philoid · Accepted Answer

LHS = log1015(1+log1530) + log1016(1+ log47)– log106(log63+1+ log67)

Let us prove:
log₁₀15(1+log₁₅30) + log₁₀16(1+ log₄7)– log₁₀6(log₆3+1+ log₆7) = 2