Help please

problem: 6 less than the product of number n and 1 / 7 is no more than 97

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Find the values of y: 3y^3(y^2+ 2/3y)=0

Situation: find the age of the skull to the nearest year, enter the correct answer. a hiker in africa discovers a skull that contains 32% of its original amount of c- 14. done n = noekt 00000 no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years