Log Equations

Expand.

• log x + 5 log y
• 5 log x + 5 log y
• 5 log x - log y
• log x - 5 log y

log₂(x + 5) = 3

• 3
• 4
• 5
• 6

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

log₂(x + 2) + log₂x  = 3

• -4, 2
• -2, 4
• 2 ;  -4 is extraneous
• 1 ;  -3 is extraneous

• 150
• -18
• 85
• 11

Solve for x:

• No Solution
• 10
• 5
• 19/2

Solve for x: 

• No solution
• 4
• √(45)
• -4 or 4

Solve for x:

• 4e⁵
• 1
• e⁵+4
• 9

Solve for x: 

• 10001
• 999
• No Solution
• 3^-12+

Solve for k

• 6, -8
• -8
• 6
• No solution

Solve for x:

• 16/5
• 1019/5
• 4/5
• No solution