Question

7. the adjacent sides of a rectangle are 6x²+ 7x² y² + xy and 7xy – 5x²+ 9x²y². Find its perimeter.
8. The perimeter of a triangle is 7x² - 17xy + 15y²+ 8 and two sides are 3x² - 6xy + 4y²- 5 and
2x² - 9xy + 6y² + 6. Find the third side of the triangle.​

Answer 1

Hi Sorry dear I don't know your question's Answer Properly but I can give you Answer and it gone wrong Also.