document.write( "Question 1127290: What's the next number in these four sequences...\r
\n" ); document.write( "\n" ); document.write( "3, -6, 12, 4, 20, ?\r
\n" ); document.write( "\n" ); document.write( "7, 16, 8, 27, 9, ?\r
\n" ); document.write( "\n" ); document.write( "2, 7, 26, 101, 400, ?\r
\n" ); document.write( "\n" ); document.write( "7, 21, 8, 72, 9, ? \n" ); document.write( "

Algebra.Com's Answer #743685 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "What's next in these sequences: (and what are the patterns?)\r
\n" ); document.write( "\n" ); document.write( " $\"3\"$ , $\"-6\"$ , $\"12\"$ , $\"4\"$ , $\"20\"$ , ?->
\n" ); document.write( " the pattern:\r
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\n" ); document.write( "\n" ); document.write( "to get from $\"3\"$ to $\"-6\"$ , add $\"%28-9%29\"$
\n" ); document.write( "to get from $\"-6\"$ to $\"12\"$ , add $\"+%2818%29\"$ )
\n" ); document.write( "to get from $\"12\"$ to $\"4\"$ , add $\"%28-8%29\"$
\n" ); document.write( "to get from $\"4\"$ to $\"+20\"$ , add $\"%2816%29\"$
\n" ); document.write( "to get from $\"20\"$ to the next one, add $\"%28-7%29\"$ to get $\"13\"$
\n" ); document.write( "to get from $\"13\"$ to the next one, add $\"%2814%29\"$ to get $\"27\"$ ...\r
\n" ); document.write( "\n" ); document.write( "answer: $\"13+\"$
\n" ); document.write( " $\"3\"$ , $\"-6\"$ , $\"12\"$ , $\"4\"$ , $\"20\"$ , $\"13\"$ \r
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\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"7\"$ , $\"16\"$ , $\"8\"$ , $\"27\"$ , $\"9\"$ ,?\r
\n" ); document.write( "\n" ); document.write( "the pattern\r
\n" ); document.write( "\n" ); document.write( " $\"16%2F8+=+2\"$
\n" ); document.write( " $\"27%2F9=3\"$
\n" ); document.write( "?/ $\"10=4\"$ \r
\n" ); document.write( "\n" ); document.write( " answer: $\"40\"$ \r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( " $\"7\"$ , $\"16\"$ , $\"8\"$ , $\"27\"$ , $\"9\"$ , $\"40\"$ \r
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\n" ); document.write( "\n" ); document.write( " 2, 7, 26, 101, 400, ?
\n" ); document.write( " $\"2\"$ , $\"7\"$ , $\"26\"$ , $\"101\"$ , $\"400\"$ ,?\r
\n" ); document.write( "\n" ); document.write( "the pattern ->\r
\n" ); document.write( "\n" ); document.write( " $\"2%2A4+-+1=7\"$
\n" ); document.write( " $\"7%2A4+-+2=26\"$
\n" ); document.write( " $\"26%2A4-3=101\"$
\n" ); document.write( " $\"101%2A4-4=400\"$
\n" ); document.write( " $\"400%2A4-5=1595\"$ \r
\n" ); document.write( "\n" ); document.write( "answer: $\"1595\"$
\n" ); document.write( " $\"2\"$ , $\"7\"$ , $\"26\"$ , $\"101\"$ , $\"400\"$ , $\"+1595+\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( " $\"7\"$ , $\"21\"$ , $\"8\"$ , $\"72\"$ , $\"9\"$ ,?\r
\n" ); document.write( "\n" ); document.write( " the pattern->\r
\n" ); document.write( "\n" ); document.write( " $\"7%2A3=21\"$ ,
\n" ); document.write( " $\"8%2A3%5E2=72\"$
\n" ); document.write( " $\"+9%2A3%5E3=243\"$ \r
\n" ); document.write( "\n" ); document.write( "answer: $\"+243\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"7\"$ , $\"21\"$ , $\"8\"$ , $\"72\"$ , $\"9\"$ , $\"243\"$ \r
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