Math, asked by Tanveergupta7322, 8 months ago

3a + 2b = 7 , ab = 2 find the value of 9a square + 4b square

Answers

Answered by imasg

1

Answer:

25

Step-by-step explanation:

9a²+4b² = (3a + 2b )² - 2(3a)(2b)

=(3a+2b)² - 12ab

=(7)² - 12(2)

= 49 - 24

= 25.

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