saabrrinnaaa
saabrrinnaaa saabrrinnaaa
  • 07-06-2018
  • Mathematics
contestada

helppppp.. picture attached

helppppp picture attached class=

Respuesta :

gmany
gmany gmany
  • 07-06-2018
[tex]n^2+n\\\\check:\\\\a_1=1^2+1=2\\a_2=2^2+2=6\\a_3=3^2+3=12\\a_4=4^2+4=20[/tex]
Answer Link

Otras preguntas

why is it important to learn valid proportions ​
How do you construct an angle bisector
Estimate 760 X 55 by first rounding each number so that it has only 1 nonzero digit.
This is from Khan academy I have to attach a PNG if you can help me solve it! Thank you!
Consider the plotline of Stephen Blackpool. What is the climax of his story in Hard Times? when he is accused of robbing the bank his love for Rachael his death
Read the excerpt from John F. Kennedy's inaugural address. Which statement best explains Kennedy’s message in this excerpt? - American citizens must be prepared
What do you think was Sinclair's purpose in writing this novel about Jurgis's life? Do you think he was trying to influence social reform? Describe your answer
Evaluate the expression [tex]\sqrt[5]{3125{e}^{\frac{11 \pi }{2} i}}[/tex], leaving your answer in polar form.
The weather map shows some conditions in the atmosphere at noon on a particular day. Where would you expect the warmest weather? A. In the southwest B. In the n
Three friends decide that they each want to be able to buy a new boat in five years. Vanore puts $1,000 in a savings account with a simple interest rate of 4.5%