document.write( "Question 959287: How many ways are there to select three math help websites from a list that contains six different websites \n" ); document.write( "
Algebra.Com's Answer #586370 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Slot A: 6 choices \n" ); document.write( "Slot B: 5 choices \n" ); document.write( "Slot C: 4 choices\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Multiply out the number of choices: 6*5*4 = 30*4 = 120\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are 120 ways to pick 3 websites where order matters.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since order doesn't matter, we divide by 3! = 3*2*1 = 6 to get 120/6 = 20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So there are 20 different combinations where the order doesn't matter.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Final Answer: 20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ask me a few more questions for free, but afterwards, I would charge you ($2 a problem to have steps shown or $1 a problem for answer only).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Alternatively, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Any amount is greatly appreciated as it helps me a lot. This donation is to support free tutoring. Thank you.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim\r \n" ); document.write( "\n" ); document.write( "------------------------------------------------------------------------------------------------------------------------ \n" ); document.write( " |