REET 2021 Level 2 Math and Science Paper

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Question : 94 of 150

Marks: +1, -0

Factors of expression 9a² - 9ab - 40b² are

(3a + 5b) (3a - 5b)
(3a + 5b) (3a - 8b)
(3a - 5b) (3a + 8b)
(3a + 8b) (3a - 8b)

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