# SOLUTION: find the real common solution for -3x^2+18x-12

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Question 334996: find the real common solution for -3x^2+18x-12

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Use the quadratic formula to get:

 Solved by pluggable solver: Quadratic Formula Let's use the quadratic formula to solve for x: Starting with the general quadratic the general solution using the quadratic equation is: So lets solve ( notice , , and ) Plug in a=-3, b=18, and c=-12 Square 18 to get 324 Multiply to get Combine like terms in the radicand (everything under the square root) Simplify the square root (note: If you need help with simplifying the square root, check out this solver) Multiply 2 and -3 to get -6 So now the expression breaks down into two parts or Now break up the fraction or Simplify or So the solutions are: or