Write the equation for a line perpendicular to y=3x-2 through -3,3

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package