What are the solution(s) to the quadratic equation 40 - x2 = 0? x= +2/10 x = +4/10 +2/5 x = 4/5

asked Nov 11, 2020 97.0k views

5 votes

What are the solution(s) to the quadratic equation 40 - x2 = 0?

x= +2/10
x = +4/10
+2/5
x = 4/5

5.1k points

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7 votes

Answer:

X=
2√(10)

Explanation:

40-x^(2) =0

40=
x^(2)

x=
$√(40\\)$

$\left \{ {{x=+√(40) } \atop {x=-√(40) }} \right.$

Vanboom answered Nov 17, 2020

5.6k points

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