Question

If a+b = 7 and ab = 12. find the value of a^2 +b^2.

Answer 1

Answer:

I hope 25 is the correct answer

Answer 2

Answer:

✭Formula used:

(a+b)² = a²+2ab+b²

✭Solution:

Given,

a+b=7

ab=12

(7)²=a²+2×12+b²

⇢(7)²-24=a²+b²

⇢49-24=a²+b²

⇢25=a²+b²

Therefore, The value of a²+b² is 25.

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