Missing problem for Book CCA2 => Chapter Ch12 => Lesson 12.1.2 => Problem 12-34
Created from orphaned homework help problem
To check a division problem using multiplication, multiply the divisor by the quotient. In the second case, multiply (x − 1)(x + 1). Does it equal x2 − 1? How will you check the third and fourth cases?
Look for a pattern in the quotients. Look at the number of terms and the exponent each term.