Solving Exp & Log Equations

Solve

log₂(x + 5) = 3

• 3

• 4

• 5

• 6

Solve

log (x) + log (x) = log (25)

• -5, 5

• 5

• -5

• 25

Solve

2³ⁿ = 4

• 2

• 3

• 2/3

• 4

Solve

14^4-6x = 11

(round to the nearest tenth)

• 5

• 0.5

• 0.1

• 1

Solve 8 = 2^5x+7

• x = ⅘

• x = ¼

• x = -⅘

• x = -¼

Solve:

2log₆(x-8)=2

• 14

• 81/8

• 18

• 9969

3^{2x – 6}  = 81

• x = log 4
• x = 5
• x = 4
• x = -1

7ⁿ⁺¹⁰- 8 = 6

• -7.374
• -8.643
• -7.360
• -8.853

Solve the following exponential equation:
 $4^{x+6}=4^5$  

•  $x=-1$  

•  $x=-2$  

•  $x=1$  

•  $x=2$  

Solve:
 $\log_2(x^2-6)=\log_2(2x+2)$ 

•  $x=-2$  

•  $x=4$  

•  $x=-2,\ 4$  

• No Solution