please help

(1 point) Similar to 3.9.1 in Rogawski/Adams. Find the derivative. y = x ln(x) + 5x dy = dx 6x+xInx+y/x (1 point) Similar to 3.9.19 in Rogawski/Adams. Find the derivative. 3* - 4-* y = y' ((x)(3^x)(In)(3)+x(41-x)(In)(+4-x)(-3))/(x^2) (1 point) Similar to 3.9.31 in Rogawski/Adams. Find an equation of the tangent line to f(t) = ln(5 + 1t) at t = -1. (Use symbolic notation and fractions where needed.) y = 1 help (fractions)