Question

Essay: Show all work. Find the quotient: 9a^2 - 100b^2 / 3a - 10b

Answer 1

9a^2 - 100b^2 = ( 3a + 10b ) * ( 3a - 10b )

9a^2 - 100b^2 / ( 3a - 10b ) = ( 3a + 10b ) * ( 3a - 10b ) / ( 3a - 10b ) =

3a + 10b