shuvaroj shuvaroj

09-11-2021
Mathematics

contestada

4. Multiply or divide : i) (a+b) (a-b) ii) (4b +5a) ÷ 2 b

Respuesta :

asmeetadevkota asmeetadevkota

09-11-2021

Answer:

1. a²-b²

2.4b² + 5ab/2

Step-by-step explanation:

1:. it's a formula of a²-b² so, it can be solved like this and

2: I'm not sure about 2nd one

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