Calculating the system involving a second-degree equation.

Calculate the system.

x^2+2y^2=10

16x^2+y^2=25

© SolutionLibrary Inc. solutionlibary.com 9836dcf9d7 https://solutionlibrary.com/math/algebra/calculating-the-system-involving-a-second-degree-equation-38n

Solution Preview

...n (3) minus (1) to get
31x^2=40 Thus x^2=40/31, x=+(or -) square root of (40/31).
From (2) we ...