Question

Log2 16-log4 32 é igual a?

Answer 1

log2(16) - log4(32)

log2(2^4) - log4(2^5)

4 * log2(2) - 5*log4(2)
-----------------------------------------
Sendo:
log2(2) = 1
log4(2) = 1/2
-----------------------------------------

Então

4 * 1 - 5 * 1/2 = 4 - 5/2 = 3/2