Question

evaluate (13)²+(20)³-(30)³

Answer 1

$(13)^{2} + (20)^{3} - (30)^{3}$
$= 169 + 8000 - 27000$
$= 8169 - 27000$
$= -18831$

Hope this may help you. 

Answer 2

13*13+20*20*20-30*30*30
169+8000-27000
8169-27000
-18831 is answer of ur question
please mark as brainlist