SOLUTION: (10x2-5x+13)+(5x2-2x+10)

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Question 77032: (10x2-5x+13)+(5x2-2x+10)
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
10X^2-5X+13
5X^2-2X+10
------------------------------
15X^2-7X+23
USING THE QUADRATIC EQUATION WE GET:
X=(7+-SQRT[-7^2-4*15*23])/2*15
X=(7+-SQRT[49-1380])/30
X=(7+-SQRT-1331)/30
X=(7+-36.48i)/30
X=(7+36.48i)30
X=7/30+36.48i/30
X=.2333+1.216i ANSWER
X=.2333-1.216i ANSWER