document.write( "Question 39190: Still need help. PLease if anyone can help, it would be very appreciated. Thank you.\r
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\n" ); document.write( "\n" ); document.write( "1) Use the arithmetic sequence of numbers 2, 4, 6, 8, 10… to find the following:
\n" ); document.write( "a) What is d, the difference between any 2 terms?
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\n" ); document.write( "\n" ); document.write( "b) Using the formula for the nth term of an arithmetic sequence, what is 101st term? Answer:
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\n" ); document.write( "\n" ); document.write( "c) Using the formula for the sum of an arithmetic series, what is the sum of the first 20 terms?
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Algebra.Com's Answer #24639 by kathysmiles77777(4) $\"\"$ $\"About$

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c.The value of the 20th term, i.e., when n=20, is found by using the general term: for a=3, d=4, and n=20, its value is 3+(20−1)4=79 \n" ); document.write( "

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