Question

6. Add the following expressions by horizontal method.
a. p square - 7pq- q square and - 3p square -2pq+7q square
b. x cube - x square y – xy square and x cube - 2x square y + 3xy square - 4y​

Answer 1

Answer:

square

b. x cube - x square y – xy square and x cube - 2x square y + 3xy

Answer 2

Answer:

Answer a = -2p²-9pq+6q²

answer b= 2x³-3x²y+2xy²-4y

Step-by-step explanation:

hope the answers are correct and will help you