can u work this sum out step by step for me: 5x^2+9x-2=0
Look at . Equation is a quadratic equation: 5*x^2+9*x-2 =0, and has solutions 0.2,-2 It becomes . Result: This is an equation! Solutions: x=0.2,x=-2.
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Question
Updated 6/21/2014 11:42:03 AM
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8
5x^2+9x-2 = 0;
5x^2+9x-2 = (5x-1)(x+2);
5x - 1 = 0; 5x = 0 + 1; 5x = 1; x = 1/5
x + 2 = 0= x = 0 - 2; x = -2

the solution set for 5x^2+9x-2 = 0 is {1/5, -2}.

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