when x = 2; calculate log (x + 1) + log (x - 1)
log (1)
log (2)
log (3)
log 90)
log 2 + log 4 - log 2
log (30
log 4
log 10 = _________
1
0
100
1000
Solve log 3x = 3
501.33
333.33
101.001
Solve log 4x = 2
50
42
25
log 5 + log 4
log 0
log 1
log 20
log 10
log 32/log 4 = x; then x = ________
4
32
5/2
32/4
Solve log (x + 3) + log (x - 3) = log 6
√1
√4
√15
loga A + loga B = _______
a logaA
loga(A × B)
loga A/B
log 5x = 1; then x = _______
2
3
