Решите тремя методами 1. По формуле Прямоугольников
2. По формуле Трапеций
3. По формуле Симпсона

a = 1.5
b = 2.5

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше                                                                                                              

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше