document.write( "Question 99663: Given f(x) = x^2 + x - 30, solve f(x)is greater than or equal to 0.
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document.write( "Express your answer using interval notation. \n" );
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Algebra.Com's Answer #72642 by edjones(8007)![]() ![]() You can put this solution on YOUR website! x^2 + x - 30>=0 \n" ); document.write( "factor: (x+6)(x-5) \n" ); document.write( "x=5 or x=-6 when x=0 \n" ); document.write( "Check the graph below and you will note: \n" ); document.write( "X (-infinity,-6]U[5,infinity) \n" ); document.write( " |