Can somebody please help, i'll mark you as brainiest and no links:)​

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

Find dy/dx using implicit differentiation ln(20+e^xy)=y