SOLUTION: Determine algebraically the coordinates of the point(s) of intersection of the system f (x) = 3x^2 + 5x-3 and g(x) = 2x +3 .

Algebra ->  Functions -> SOLUTION: Determine algebraically the coordinates of the point(s) of intersection of the system f (x) = 3x^2 + 5x-3 and g(x) = 2x +3 .       Log On


   

Question 1090523: Determine algebraically the coordinates of the point(s) of intersection of the system
f (x) = 3x^2 + 5x-3 and g(x) = 2x +3 .
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=g%28x%29
3x%5E2%2B5x-3=2x%2B3
3x%5E2%2B3x-6=0
x%5E2%2Bx-2=0
%28x%2B2%29%28x-1%29=0
Two solutions:
x%2B2=0
x=-2
and
x-1=0
x=1
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Now use either equation to find the corresponding y for each x value.
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