Question

How to find the number of terms in the expansion of
$\bf{(x + y + z) ^{n} }$
where n is a positive integer ​

Answer 1

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HERE IS UR ANSWER

____________________❤

Let the positive integer n=2

so,

${(x + y + z)}^{2} \\ {x}^{2} + {y}^{2} + 2xy + 2yz + 2zx$

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Answer 2

${\textbf{Answer}}$

x^2 + y^2 +2xy+2yz+2xz is the Expansion.