if a - b = 3 and a ( power 2 ) + b ( power 2 ) = 23, find the value of ab. Choose the most appropriate option:
A) 5 B) 8 C) 7 D) 10 E) 3
<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">23 - 9</gadget>
<output>14</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<result>C</result>
if a - b = 3 and a ( power 2 ) + b ( power 2 ) = 23, find the value of ab.
divide(subtract(23, power(3, 2)), 2)
"2 ab = ( a ( power 2 ) + b ( power 2 ) - ( a - b ) ( power 2 ) = 23 - 9 = 14 ab = 7 . answer is c ."