anu5hkamoon anu5hkamoon
  • 04-02-2020
  • Mathematics
contestada

The rth term of expansion of [tex]\left[\begin{array}{ccc} x + 1/ x \\\\\end{array}\right]^ {2r}[/tex]

Respuesta :

PSN03
PSN03 PSN03
  • 04-02-2020

Yo sup??

[tex]T_r=^2^rC_r_-_1x^r^-^1(1/x)^r^-^1\\=^2^rC_r_-_1\\=(2r)!/((r-1)!)^2[/tex]

[tex]where \\^nC_r=n!/(n-r)!*r![/tex]

Hope this helps.

Answer Link

Otras preguntas

what is the value of the underlined digit in the number 0.047
How is photosynthesis importent to other living things in the ecosystem?
Quan bought 8.6 meters of fabric.how many centimeters of fabric did he buy
Tiffany was recently involved in a vehicle accident. IN ORDER to get her car fixed, her insurance company is requiring her to pay the first $500 of the repair b
on six tests you earn scores 89,81,85,82,89 and 89. what is your grade to the nearest whole number, and which measure of central tendency should you choose
Simplify fully 4x + 3y -2 + 2x - 8y -6
explain how you know 21/30 is greater than 2/3
What was the first major civilization to develop in Greece?
why was slave labor so important to the economy of the southern colonies?
what is the median of the data? 12, 17, 16, 10, 20, 13, 14, 14, 12, 12, 19, 18