Try another version of this question
Find the product
(-7xy3)(5x2y+11xy+9y)
(-7xy3)(5x2y+11xy+9y)
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question
-35x3y4-77x2y4-63xy4