Jasbhoo8280 Jasbhoo8280
  • 02-08-2017
  • Mathematics
contestada

Find the 2nd term of an arithmetic sequence with t1 = 4 and t5 = 6.

11/2

5

9/2

4

Respuesta :

sergibcnusa sergibcnusa
  • 02-08-2017
tn = t1 + (n-1)*d, so t5 = t1 + 4*d, then d = (t5 -t1)/4 = 1/2,

Then t2 = t1 + d = 4+1/2 = 9/2=4.5, so The third one!
Answer Link

Otras preguntas

If x and y are real numbers such that x > 1 and y < −1, then which of the following inequalities must be true? A. x/y> 1 B. |s|^2 > |y| C. x/3− 5 &g
what organelles are found only in plants cells and bacterial cells
How do I solve n^2-5n-14=0 by factoring
should homework be banned? why or why not?
4b×3b-2b=102 what is b
Find all real numbers x such that x^4 ≤ 8x^2 − 16.
Will Mount Vesuvius erupt again, like it did in 79 AD?
Which of the following is a factor of the polynomial 2x^2 – 3x – 5 ? F. x – 1 G. 2x – 3 H. 2x – 5 J. 2x + 5 K. 3x + 5
factor completely w^4-2401
what is strain/sprain what is heat exhaustion