09-05-2021
Mathematics

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Solve algebraically the simultaneous equations 2x^2-y^2=17 x+2y=1

Solve algebraically the simultaneous equations 2x2y217 x2y1 class=

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09-05-2021

Here we go...

= 2x² - y² = 17

= 2x² = 17 + y²

= x² = 17 + y²/2

= x = √17+y²/2

= x + 2y = 1

= x = 1 - 2y

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