1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Darina [25.2K]
2 years ago
6

Prove the divisibility of the following numbers:

Mathematics
1 answer:
yan [13]2 years ago
8 0
8^{10}-8^9-8^8=8^8(8^2-8-1)=8^8(55)

81^7-27^9-9^{13}=3^{28}-3^{27}-3^{26}=3^{26}(3^2-3-1)=3^{26}(5)=3^{24}(45)
You might be interested in
Hip hop music makes up 75% of Landon's music library. If he has downloaded 120 hip hop songs, how many songs does Landon have in
Otrada [13]

Answer: 160 songs.

Step-by-step explanation:

<em>75% hip hop music   -    120 songs </em>

<em>100% all music          -     x songs </em>

<em>Let's write the proportion:</em>

<em />\dfrac{120}{75} =\dfrac{x}{100} \\\\75x=120 \cdot 100\\75x=12000\\75x : 75 = 12000 : 75\\x = 160<em />

<em>Thus, Landon have 160 songs in his music library.</em>

4 0
3 years ago
Find the limit (if it exists). (If an answer does not exist, enter DNE.) lim x→(−1/2)+ 6x2 + x − 1 4x2 − 4x − 3
Evgesh-ka [11]
You might be able to do direct substitution. 
5 0
2 years ago
How do you solve 12x+4y=40?
sergejj [24]

Answer:

12x+4y=40

-4 -4

---------------

12x=36

--- ---

12 12

36÷12=3

6 0
2 years ago
Which name correctly classifies this triangle?
Ganezh [65]
C obtuse scalene

Source:
http://www.1728.org/triang.htm


4 0
2 years ago
Read 2 more answers
The landscaper charges a rate of $40 per hour to plant trees.Amelia paid a total of $725 for the trees and for the landscaper to
pickupchik [31]

23.5 hours is the anser yeteressdfdsfsjufrhhmrgijfjfxkjvnrtjeigrjiegre

8 0
3 years ago
Other questions:
  • Here is my question <br><br> https://screencast.com/t/VWouZilTBM<br><br> PLZ HELP ME
    11·1 answer
  • Does anyone know the answer???
    12·1 answer
  • Charlie runs at a speed of 3 yards per second .about how many miles per hour does charlie run?
    12·1 answer
  • In the figure shown DE = 7x-13 and DF =3x+3 what is the length of DF?
    8·1 answer
  • In what place is the digit six in the number 903.62
    7·2 answers
  • According to the graph, is f even, odd, or neither(pic provided)?
    9·1 answer
  • PLEASE HELP!<br> Solve |3x|-3=3-6x
    8·2 answers
  • Does anyone know this<br><br> (4a 2 - 3b 2 )(16a 4 +12a 2b 2 + 9b 4 )
    10·1 answer
  • Chloe has a bird feeder in her yard. When it is full of bird seed, it weighs 12 3/4 pounds. The birds eat 1 1/2 pounds of bird s
    8·1 answer
  • Help whoever gets answer right gets brainliest and 20 pts
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!