roajenifuja19
roajenifuja19 roajenifuja19
  • 10-10-2020
  • Mathematics
contestada

Show that 3 · 4n + 51 is divisible by 3 and 9 for all positive integers n.
​

Respuesta :

kultheanshuman
kultheanshuman kultheanshuman
  • 10-10-2020

Answer:

4^1 + 17 = 21 , which is divisible by 3. 4^k + 17 and 3 * 4^k are both divisible by 3, so 4^k + 17 + 3 * 4^k is divisible by 3 as well. 3 * (4^n + 17) would be divisible by 9

Answer Link

Otras preguntas

I need helpp plss ///:
A bag contains 13 blue marbles and two white marbles of equal size a marble is randomly selected from the bag set aside and then a second marble is picked what
Which statement about freedom of religion is correct? A) Virginia, New York, and Massachusetts were alone in guaranteeing freedom of religion. B) Most states in
whats the sets of a function
help :))))))))))))))))))))))
the outside of a punnett square lists the alleles of which option: a\ parents b\ body cells c\ F2 generation d\ Fi generation
Should the electoral college be eliminated? Why or why not? Write one to two paragraphs totaling at least five sentences in response to the prompt.
Can someone please help me answer the question from 13-21..thank you..
Find the area of the shaded region
Which layer of soil often contains litter? a. the A horizon c. the C horizon b. the B horizon d. the bedrock Please select the best answer from the choices prov