Find the Leading Coefficient (x+y)^4

${(x + y)}^{4}$

Use the Binomial Theorem.

$x^{4} + 4 x^{3} y + 6 x^{2} y^{2} + 4 x y^{3} + y^{4}$

The leading term in a polynomial is the term with the highest degree.

$x^{4}$

The leading coefficient in a polynomial is the coefficient of the leading term.

$1$

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