Task2. M and N is monomials. [4]
A = 2x5 +5x³y - 3x²y²-2y6
B=7x³+4x³y + 5x²y²-y6
A+B
A-B
Find

A+B=2x⁵ +5x³y - 3x²y² - 2y⁶+7x³+4x³y + 5x²y²-y⁶=2x⁵+7x³+9x³y+2x²y²-3y⁶.

A-B=2x⁵ +5x³y - 3x²y² - 2y⁶-(7x³+4x³y + 5x²y²-y⁶)=2x⁵ +5x³y - 3x²y² - 2y⁶-7x³-4x³y - 5x²y²+y⁶=2x⁵ - 7x³+x³y-8x²y²-y⁶.