107 x 107 + 93 x 93 =?
Choose the correct choice:
A) 19578
B) 19418
C) 20098
D) 21908
E) None of them
=(107)^2+(93)^2   =(100+7)^2+(100-7)^2   =2 x [(100)^2+7^2]   =2[10000+49]   =2 x 10049 = 20098   Answer is 20098
<result>C</result>
107 x 107 + 93 x 93 =?