Question

13B
1. Add the following expressions :
(1) 2x", - 5x”, - x2, 6x2
(ii) x2 - 2xy + 3y², 5y2 + 3xy – 6x2
(iii) 2x + 9y - 72, 3y + 2 – 3x, 2z
- - 4y - - x
2ab + 3bc - 5ca, 4bc - 3ab + 7ca, 2ca – ab – 5bc​

Answer 1

Answer:

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Step-by-step explanation:

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