CGL 22 : 02/12/2022 Shift 2

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CGL 22 : 02/12/2022 Shift 2

Question 1

If a + b = 5 and ab = 6 , then find 3(a²+ b²).

यदि a + b = 5 और ab = 6 है, तो 3(a²+ b²) ज्ञात कीजिए।

Options

A

26

B

39

C

13

D

48

Solution:

Correct Answer:

B

39

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