Evaluate Logarithms

Write the expression as a single logarithm.   Then simplify if possible.
log 6 - log 3 + 2 log 7

• log 98

• log 78

• log 56

• log 45

log₅125 = ?

• 2

• 3

• 4

Evaluate b^log_b(x)

• x

• b

• 1

• 0

Solve for x:
log₄ x = 3

• 4

• 12

• 32

• 64

Solve for x: log_x 243 = 5

• 3

• 12

• 32

• 64