Solve the following system of equations x^2+2y^2=59 2x^2+y^2=43 (x ,y), (x, y) (x, y) (x, y)

Question

Solve the following system of equations
x^2+2y^2=59
2x^2+y^2=43
(x ,y), (x, y) (x, y) (x, y)

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Thu Nguyệt 3 months 2021-07-21T10:21:52+00:00 1 Answers 5 views 0

Answers ( )

    0
    2021-07-21T10:23:26+00:00

    Answer:

    (-3,5),(-3,-5),(3,5),(3,-5)

    Step-by-step explanation:

    i changed my answer 🙂

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )