SherrillBallek SherrillBallek
  • 17-04-2014
  • Mathematics
Answered

Find the 168th term of arithmetic sequence {a_{n}, n = 1, 2, 3, . . .} with common ifference d = 1.5 and first term a_{1} = 2.



Answer :

Аноним Аноним
  • 20-04-2014
[tex]a_1=2;\ d=1.5\\\\a_n=a_1+(n-1)d\\\\a_n=2+(n-1)\cdot1.5=2+1.5n-1.5=0.5+1.5n\\\\a_{168}=0.5+1.5\cdot168=0.5+252=252.5[/tex]
Answer Link

Other Questions

What is one example of a molecule that is not a compound?
The numerous post-war uprisings in which nationalists attempted to overthrow colonial rulers or oppressive regimes in the name of national sovereignty were know
what is the sociological  name for strangers waiting in line to buy concert ticket.
solve the following system of linear equations by substitution: 8x-y=-13 6x-3y=15
What are the powers of 3 in the range of 3 to 1,000?
The working out for 637 divided by 13
how was a squire welcomed into the order of knights
My question is, what is:  log6(4x-8)=3
The type of bond between atoms of potassium and chloride in a crystal of potassium chloride a. hydrogen bond b. ionic bond c. polar covalent bond d. pure co
What is one example of a molecule that is not a compound?