PC 3.4 Practice Solving logs and expos

Solve for x:

log₄(3x-1)=log₄(2x+3)

• 4

• 3

• 1

• 8

Solve for x:

log₂(x+3)=4

• 16

• 13

• 3

• 10

Tags

CCSS.HSF.BF.B.5

Solve for x:

log₂(2) + log₂(8x) = 6

• x = 3

• x = 2

• x = 6

• x = 4

• x=4

• x=-4

• x=4 and -4

• no real solutions

Solve.

9(e^x) - 31 =23

Put in exact form.

• x = 1.79

• ln 6

• x = -3.5

• x = 1.27

Solve:

log(x) + log(x+3) = 1

• 5

• -2

• -5

• 2

log(2x) - log(5) = log(30)

• 6/5
• 45/2
• 75
• -3/8

Solve

• A
• B
• C
• D

Solve

• A
• B
• C
• D

5(4)^x-2 - 29 = 6

• -.5609
• 3.4036
• 2.0674
• -1.0753