Question

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

Answer 1

hope it helps you

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Answer 2

Step-by-step explanation:

Hello

$a + b = 7 \\ ab = 12$

$soln \\ {a}^{2} + {b}^{2} \\ {a}^{2} + {b}^{2} - 2ab + 2ab \\ {(a + b)}^{2} - 2ab \\ {7}^{2} - 2(12) \\ 49 - 24 \\ 25 \\ \\ \\ hope \: it \: helps \: uh......$