50 y squared minus 4 x squared 100 minus 36 x squared y squared
16 x squared + 24 x y + 9 y squared
49 x squared minus 70 x y + 10 y squared

Find the missing factor in exponential form 48^2=3^2 • ?

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

Pls! does anybody know a shortcut for answering these types of questions in the future?