If a - b =4 and
a2+b2=52
, find the value of ab.	Choose the most appropriate option: A) 8 B) 26 C) 18 D) 42 E) 36
Explanation:   We know   2ab=(a2+b2)âˆ’(aâˆ’b)2   2ab=52âˆ’16=36   =&gt;ab=18   Option 18
<result>C</result>
If a - b =4 and
a2+b2=52
, find the value of ab.