Question

Find the following products:(1/3a-b) (2/3a+b)
Ans is 2/9 a² - 1/3 ab - b²
I want step by step explanation only on page ok....in photo ...​

Answer 1

Answer:

Ans is 2/9 a² - 1/3 ab - b²

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Answer 2

Answer:

answer is 2/9 a² - 1/3 ab - b²