Вариант 14 ИДЗ 6.2

DHS - 6.2
Find y´ and y. "
No. 1.14. eʸ = 4x - 7y.
No. 2.14. {x = 5cos²t; y = 3sin²t. /
No. 3.14. For a given function y and argument x0, calculate y ‴ (x0); y = x² Ln x; x0 = 1/3.
No. 4.14. Write the formula for the derivative of the n-th order for the function y = 1 (x - 7);
No. 5.14. Write the equation of the tangent to the curve y = 4tg3x; at the point with abscissa x = π / 9.
No. 6.14. The law of motion of a material point S = 2t ^ 5 - 6t³ - 58. Find its velocity at time t = 2 s.