Is D. r = r . d a identity property of multiplication

Which linear inequality is represented by the graph? !

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip