Упростите выражение: (3a-1)(2a+5)-6a^2.

Question

\[(3a - 1)(2a + 5) - 6a^{2} =\]

\[= 6a^{2} + 15a - 2a - 5 - 6a^{2} =\]

\[= 13a - 5\]

Accepted Answer

\[(3a - 1)(2a + 5) - 6a^{2} =\]

\[= 6a^{2} + 15a - 2a - 5 - 6a^{2} =\]

\[= 13a - 5\]

Ответ: