Hello, I have 7 quick "Natural Logarithm" problems I need the answers to. Please help me out, all help is appreciated! This is very urgent. Write expression as a single logarithm: 1: 3 ln 5 2: ln 24- ln 6 Solve each equation: 3: ln x= -2 4: 1.1 + 1n x^2 = 6 5: ln 4r^2 = 3 Use natural logarithms to solve each equation: 6: ex = 18 7: e^2x = 12 Thank you so much!