document.write( "Question 308762: when x^7+kx-2 is divided by x-1, the remainder is 7. what is the value of k? \n" ); document.write( "
Algebra.Com's Answer #220823 by user_dude2008(1862)\"\" \"About 
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use remainder theorem x-1 gives remainder 7 ----> (1)^7+k(1)-2=7 ---> 1+k-2=7 ---> k-1=7 ----> k=8\r
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\n" ); document.write( "\n" ); document.write( "Answer: x^7+8x-2
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