johnnowak523 johnnowak523

06-03-2018
Mathematics

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Which point lies in the plane represented by the equation 2x + 7y + 3z = -25?

(–3, 3, –2)
(–6, –4, 5)
(6, 1, –3)
(6, 1, 2)

Respuesta :

SINAZEUS SINAZEUS

06-03-2018

the second one is true
[tex]2 \times - 6 + 7 \times - 4 + 3 \times 5 \\ = - 12 + - 28 + 15 \\ = - 40 + 15 = - 25[/tex]
hope this helps

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