1. Tardigrade
  2. Question
  3. Mathematics
  4. The number of terms in the expansion of (x+y+z)10 is

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. The number of terms in the expansion of $(x+y+z)^{10}$ is

Binomial Theorem

Solution:

Total number of terms in the expansion of $(x + y + z)^{10}$ is
$=\,{}^{10+3-1}C_{3-1} = \,{}^{12}C_{2}$
$= \frac{12\times11}{2}= 66$