Question

a+b =12, ab= 22 ആയാൽ a² + b² എത്രയാണ്?

• A. 188
• B. 144
• C. 34
• D. 100

Answer 1

Answer:

D. 100

Read Explanation:

a+b =12, ab= 22 a² + b² = (a+b)² - 2ab = 12² - 2× 22 = 144 - 44 = 100

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