Question

5³ -5²+13² -11²

1²+2²+3²...10²

6³ -16²+7³ -17²

Answer 1

I)125-25+169-121
269-121=148
III)

Answer 2

la primera es 48
(5x5x5= 75)
(5x5=25)
(75— 25=50)
(13x13=169)
(11x11=121)
(169—121=48)