Is there anyone here who is an expert in differential equations who can help me?​

Which graph shows a function with a range of all real numbers greater than or equal to -1

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?

Find a conversion factor between square centimeters and square meters. write it in three forms. square centimeters = 1 square meter