Упростите выражение: (x+7)^2-10x.

Question

\[(x + 7)^{2} - 10x =\]

\[= x^{2} + 14x + 49 - 10x =\]

\[= x^{2} + 4x + 49.\ \]

Accepted Answer

\[(x + 7)^{2} - 10x =\]

\[= x^{2} + 14x + 49 - 10x =\]

\[= x^{2} + 4x + 49.\ \]

Ответ: