SOLUTION: please help me solve this equation Solve. y^2=1-x^2 x-2y=4 (4, 0) and (0, -2) No Solution (0, 4) and (-2, 0) (4, 2) and (0, 0) thanks in ad

SOLUTION: please help me solve this equation Solve. y^2=1-x^2 x-2y=4 (4, 0) and (0, -2) No Solution (0, 4) and (-2, 0) (4, 2) and (0, 0) thanks in ad

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Question 891632: please help me solve this equation
Solve.
y^2=1-x^2
x-2y=4

(4, 0) and (0, -2)

No Solution

(0, 4) and (-2, 0)

(4, 2) and (0, 0)

thanks in advance
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
y^2=1-x^2
x-2y=4

Your system,

;

----MISTAKE HERE!
----FIXED MISTAKE!

Discriminant,
-
NO REAL SOLUTION BECAUSE DISCRIMINANT IS NEGATIVE.

(EDIT: Fixed Mistake)
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