Acircle had a circumference of 138.16 meters. what is the diameter of the circle?

F(x)=x^3+4 question 6 options: the parent function is shifted up 4 units the parent function is shifted down 4 units the parent function is shifted left 4 units the parent function is shifted right 4 units

Can someone check if i did this correct. it’s number 4 if you’re wondering.

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?