When x=5, y=4, what is the value of 4x**2+5y
当x=5，y=4时，4x**2+5y的值为多少
<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">4 * 25</gadget>
<output>100</output>

<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">100 + 20</gadget>
<output>120</output>

<result>120</result>