document.write( "Question 1047657: The interval where fx) = -2(x+2)(x-3)(x-1) is positive will be
\n" ); document.write( "A) x > 0
\n" ); document.write( "B) -2 < x < 1, x > 3
\n" ); document.write( "C) x < -2, 1 < x < 3
\n" ); document.write( "D) x < 0 \n" ); document.write( "

Algebra.Com's Answer #663189 by MathLover1(20850) $\"\"$ $\"About$

You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( " $\"-2%28x%2B2%29%28x-3%29%28x-1%29\"$ \r
\n" ); document.write( "\n" ); document.write( "see the graph:\r
\n" ); document.write( "\n" ); document.write( " $\"+graph%28+600%2C+600%2C+-15%2C+15%2C+-15%2C+15%2C-2%28x%2B2%29%28x-3%29%28x-1%29%29+\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"f%28x%29\"$ is positive (or above x-axis) for all $\"x\"$ from $\"-2\"$ to $\"-infinity\"$ , or for all $\"x%3C-2\"$
\n" ); document.write( "and $\"f%28x%29\"$ is positive between $\"x=1\"$ and $\"x=3\"$ , or $\"1+%3C+x+%3C+3\"$ \r
\n" ); document.write( "\n" ); document.write( "so, your answer is:\r
\n" ); document.write( "\n" ); document.write( "C) $\"x+%3C+-2\"$ , $\"1+%3C+x+%3C+3\"$ \n" ); document.write( "

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