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OpenStudy (anonymous):
Dear All, What is the simplest method to solve the simultaneous equation below:- Y=-3x+2 Y=2x^2-7x-4 Thanks.
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OpenStudy (lgbasallote):
equate both sides \[-3x + 2 = -2x^2 - 7x - 4\] since y = y
OpenStudy (anonymous):
substitution xD
OpenStudy (anonymous):
Thankyou, Best regards to you all
Directrix (directrix):
Simplified from above: -2x^2 +4x +6 =0
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