imherebro
imherebro imherebro
  • 18-02-2020
  • Mathematics
contestada

Can someone help me with these and can give a explanation on how to do these thank you!

Can someone help me with these and can give a explanation on how to do these thank you class=

Respuesta :

jimrgrant1 jimrgrant1
  • 18-02-2020

Answer:

x = 2 and x = 2

Step-by-step explanation:

Using the rule of logarithms

[tex]log_{b}[/tex] x = n ⇔ x = [tex]b^{n}[/tex]

Given

[tex]log_{x}[/tex] 8 = 3 ⇒ 8 = x³

Note 8 = 2³ = x³  ⇒ x = 2

Given

[tex]log_{5}[/tex] 25 = x ⇒ 25 = [tex]5^{x}[/tex]

25 = 5² = [tex]5^{x}[/tex] ⇒ x = 2

Answer Link

Otras preguntas

See picture thank you
3 causas de falsos positivos y 3 causas de falsos negativo en la determinación de antígeno específico total
PLEASE HELP ALGEBRA 1
if a sample proportion is 0.85, which range of possible values best describes an estimate for the population parameter? A. (0.8, 0.85) B. (0.8, 0.89) C. (0.85,
Which is equivalent to 3/84"?
What is the rule for reflecting across the x-axis? (x,y)=(x,-Y) O (x,y)=(-x,y) O (x,y)=(-x-7) O (x,y)=(x,y)
simplify the expression 5x-8(3+2x)
13. if 4/5 x blank=2/5 what is blank?​
The colonial period of any country is a time of: growing sleeping war becoming extinct
Find one value of x that is a solution to the equation: (x²+4)²-11(x²+4)+24=0 x=?