Plz which expression is equivalent to the expression below?

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Convert 2000 swiss francs to dutch guilders

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.