document.write( "Question 117898: sigh...help me please.\r
\n" ); document.write( "\n" ); document.write( "Multiply (10)(6)(-9) \n" ); document.write( "

Algebra.Com's Answer #85870 by MathLover1(20850) $\"\"$ $\"About$

You can put this solution on YOUR website!
1.
\n" ); document.write( "Multiplication of a $\"positive\"$ number by a $\"positive\"$ number yields a $\"positive\"$ $\"+result\"$ ; for example, $\"2+%2A+3+=+6\"$
\n" ); document.write( "2.
\n" ); document.write( "Multiplication of a $\"+positive+\"$ number by a $\"+negative+\"$ number yields a $\"negative\"$ $\"+result\"$ ; for example, $\"2%2A%28-3%29+=+-6\"$ \r
\n" ); document.write( "\n" ); document.write( "3.
\n" ); document.write( "Multiplication of a $\"negative\"$ number by a $\"positive\"$ number yields a $\"negative\"$ $\"+result\"$ ; for example, $\"%28-2%29+%2A+3+=+-6\"$ \r
\n" ); document.write( "\n" ); document.write( "4.
\n" ); document.write( "Multiplication of a $\"negative\"$ number by a $\"+negative+\"$ number yields a $\"+positive+\"$ $\"+result\"$ ; for example, $\"%28-2%29+%2A%28-3%29=+6\"$ \r
\n" ); document.write( "\n" ); document.write( "Or, we can use only sign to write these rules:\r
\n" ); document.write( "\n" ); document.write( "1.(+)*(+)=(+)
\n" ); document.write( "2. (+)*(-)=(-)
\n" ); document.write( "3. (-)*(+)=(-)
\n" ); document.write( "4. (-)*(-)=(+)\r
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\n" ); document.write( "\n" ); document.write( "Multiply $\"%2810%29%286%29%28-9%29=+60%28-9%29=+-540\"$ \n" ); document.write( "

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