а) f'(x) = 10(5+6x)^9 * 6 = 60(5+6x)^9
б) f'(x) = 100 10 (√x)^9 (1/2) x^(-1/2) = 1000x^(-1/2) = 1000/√x
а) f'(x) = 10(5+6x)^9 * 6 = 60(5+6x)^9
б) f'(x) = 100 10 (√x)^9 (1/2) x^(-1/2) = 1000x^(-1/2) = 1000/√x