Solving logs

• 2, 13

• 2, -4

• 4

• 2

Solve using the properties log₅(x) - log₅(2) = log₅(15)

• 6

• 8

• 15

• 30

Write as a single log: log 12 + 2 log x

• log (12 + 2x)
• log (14x)
• log (12 * 2x)
• log (12x²)

 Expand logarithm

• 6log₈v-2log₈u
• 6log₈u-2log₈v
• 3log₈u-2log₈v
• 6log₈u+2log₈v

Condense

• A
• B
• C
• D

Rewrite 3⁴ = 81 in logarithmic form.

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

Tags

CCSS.HSF.BF.B.5

Expand.

• 1/3 log x + log y + log z
• 1/3 log x + 1/3 log y + 1/3 log z
• 1/3 log x - 1/3 log y - 1/3 log z
• 3 log x + 3 log y + 3 log z

Solve using the properties log₅x - log₅2 = log₅15

• 6

• 8

• 15

• 30

• 5
• 13
• 84
• -20

I can solve logarithmic and exponential equations.

• A
• B
• C
• D