Respuesta :

emilie2106
3 and 1 half is also known as 3.5,
3.5 x 3.5 = 12.25
in fractions that is 12 and 1 quarter
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Answer: 49/4

Step-by-step explanation:

3 + 1/2 = (3x2 + 1)/2 = 7/2

(7/2)² = 7²/2² = 49/4

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