Practice problem
Rewrite the equality 34=813^4=8134=81 using logarithms.
log34=81\log_34=81log34=81
log481=3\log_481=3log481=3
log813=4\log_{81}3=4log813=4
log381=4\log_381=4log381=4
log43=81\log_43=81log43=81
Type a concept, like “slope” or “photosynthesis”.