Yomom45689422 Yomom45689422
  • 03-09-2020
  • Mathematics
contestada

Use Pascal’s Triangle to determine the fifth term of the expansion of (x + 3)7

Respuesta :

ChoiSungHyun
ChoiSungHyun ChoiSungHyun
  • 03-09-2020

Answer:

2835x^5.

Step-by-step explanation:

By Binomial Theorem, T(r+1) = nCr * a^(r+1) * b^r.

Term 5 = 7C4 * x^5 * 3^4

= 35 * x^5 * 3^4

= 2835x^5.

Answer Link

Otras preguntas

Please help me with this
How can you make the following equation true by drawing only one straight line: 5+5+5=550 Can you figure it out?
Use the discriminant to describe the roots of each equation. Then select the best description. 2m^2 + 3 = m
Two fair dice are rolled What is the SAMPLE SPACE of the possible outcomes? SHOW YOUR WORK!
afghanistan:Who do they trade with? What do they trade? Why do they trade with them?
Helppppp meehhehhhhhhhh
what is (-5/8)×(2/3)​
Immediately after the jews were unloaded from the train what do the german officers do
YO HELP A SISTER OUT PLEASE!!! Refer to matrix B and identify the matrix element b21.
If u know this can u plz answer pic is provides