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03-03-2018
Mathematics

contestada

Solve 4x^2 + 43 = 120. Round to the nearest hundredth.

The solutions are ± ________________________

Respuesta :

Banabanana Banabanana

03-03-2018

4x² + 43 = 120
4x² = 120 - 43
4x² = 77
x² = 77/4
x² = 19.25
x = ±√19.25
x = ±4.39

The solutions are ±4.39

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