Question

2. Add the following algebraic expressions. (in horizontal method)

a) (a² + 4ab - b²) and (-5a² + ab - 3b²)

b) (6y²z- 5y² + 12) and ( 4y²z - 3yz -9)

c) (x³ - 4x² + 1/2x + 5), ( 2/3x² - 1/3x + 4/5) and ( -1/3x² + x + 5/2) ​​​

Answer 1

Step-by-step explanation:

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