22/7×12×20+22/7×12×12
591039
2818440
2091721
532213
5636880
4183442
2322943
2162495
2011892
2126647
2148924
2142171
303156
792121
761270
235174
8702811
approximate linearly 1/(x+1), x>>1
y = x^4 - 4x^2 + 4 and y = 2^x find area between two curves explain it in mathematics
6244601
8x^3+4x^5
8059551
