Log equations day 6

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

Tags

CCSS.HSF.BF.B.5

Change to Exponential Form:
log₆36 = 2

• 2⁶=36
• 6²=36
• 36²=6
• 36⁶=2

Tags

CCSS.HSF.BF.B.5

log₅25 = ?

• 2
• 5
• 125

Expand the logarithm
log₇ x³/y⁴

• log₇ x³ - log₇ y⁴
• log₇ x³ + log₇ y⁴
• 3log₇ x - 4log₇ y
• (3log₇ x) / (4log₇ y⁾

log₅(4x-7)=log₅(x+5)

• 3
• 12
• 4
• 7

Solve:
log₉(x)+log₉(x+2)=log₉(35)

• 5
• -7
• 5, -7
• -7, -13

Evaluate the following logarithm:

log₂₅125

• ²/₃

• ³/₂

• ³/₄

• ¹/₂

Solve the equation.

log₅x + log₅(x-4)= 1

• x = –5, 1

• x = 5, -1

• x = 5

• x = 1