Question

срочно решите пж ---

Answer 1

£ - знак интегрирования

{dy = 4x³dx

{y(1) = 9

{£dy = £4x³dx

{y(1) = 9

{y = x⁴+C

{y(1) = 9

9 = 1⁴+C = 1+C

C = 8

y = x⁴+8