Define a new operation: a△b=a*b+(ab)+6, such as: 6△2=6*2+(6-2)+6=22, find the value of 50△40.
定义新运算：a△b=a*b+(a-b)+6，如：6△2=6*2+(6-2)+6=22，求50△40的值．
<gadget id="calculator">50 * 40</gadget>
<output>2_000</output>

<gadget id="calculator">50 - 40</gadget>
<output>10</output>

<gadget id="calculator">2_000 + 10 + 6</gadget>
<output>2_016</output>

<result>2_016</result>