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Logarithm Calculator

Compute log_b(x) and solve exponential equations

Input

Base (b)

Value (x or y)

Logarithm Rules Reference

log_a(xy) = log_a(x) + log_a(y)
log_a(x/y) = log_a(x) − log_a(y)
log_a(xⁿ) = n·log_a(x)
log_a(1) = 0
log_a(a) = 1
log_x(y) = 1 / log_y(x)
base44
Edit with Base44