Simplify (212 * 212 + 312 * 312 )
Choose the correct choice from the following choices.
A) 132288  B) 142088  C) 142188  D) 142288  E) 142388
Explanation:   Trick: Above equation can be solved by using following formula   (a2+b2)=1/2((a+b)2+(a−b)2)   Answer: Option 142288
<result>D</result>
Simplify (212 * 212 + 312 * 312 )