abbeywithrow13
abbeywithrow13 abbeywithrow13
  • 12-04-2020
  • Mathematics
contestada

Find the exact value.

log81
3
A)
1
4
B)
1
8
C)
1
12
D)
1
16

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 12-04-2020

Answer:

1/4

Step-by-step explanation:

log 81 (3) =x

Rewriting as an exponential expression

81 ^x =3

We know that 81 = 3^4

3^4^x = 3^1

We know a^b^c = a^ (bc)

3 ^(4x) = 3^1

The bases are the same so the exponents are the same

4x =1

Divide each side by 4

4x/4 = 1/4

x =1/4

Answer Link

Otras preguntas

A circle has a radius of 8. Find the area of a sector of this circle that is intercepted by central angle measuring pi over 7
A rectangle measures 2 2/3 inches by 2 1/3 inches. What is its area? Answer in a mixed number. WILL MARK BRAINLIEST
Q1(Describe the two eukaryotic animal organelles that have roles similar to the organs of the human digestive system)Q2(Describe how proteins are made packaged
What was the constitutional issue of Marbury V Madison
CAN SOMEONE PLZZZZZZZZZZZZZZZZZZ ANSWER THIS QUESTION I AM GIVING WHO EVER ANSWERS THIS QUESTION ALL MY POINTS WHICH ISN'T MUCH 5 STARS AND BRAINLIEST OK SO PLZ
One difference between a sole proprietorship and a partnership is that a partnership: A. has fewer investors and stockholders. B. has a longer legal life span a
complete the following with present continuous tense ​
4. Why did African Americans have to start organizations during the Progressive Era to help their fellow African Americans?
Three phases of joining in a coaching session ​
can someone plssssss help me