mxchxelle mxchxelle

21-03-2019
Mathematics

contestada

what are some solution(s) to the quadratic equation 40 - x^2 = 0

Respuesta :

jimrgrant1 jimrgrant1

21-03-2019

Answer:

x = ± 2[tex]\sqrt{10}[/tex]

Step-by-step explanation:

given

40 - x² = 0 ( add x² to both sides )

40 = x² or

x² = 40 ( take the square root of both sides )

x = ± [tex]\sqrt{40}[/tex] = ± [tex]\sqrt{4(10)}[/tex] = ± 2[tex]\sqrt{10}[/tex]

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