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CBSE Class 11-science Answered

For how many integral values of N , the value of P(N) has integral value, where P(N) = ( 31N^2 - 4N + 18 ) /  N.
Asked by sudhanshubhushanroy | 25 May, 2018, 03:08: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight P left parenthesis straight N right parenthesis space equals space 31 straight N space minus space 4 space plus space 18 over straight N Here comma space we space have space to space find space the space factors space of space 18 space and space those space are space 1 comma space 2 comma space 3 comma space 6 comma space 9 space comma space 18 space and space minus 1 comma negative space 2 comma space minus 3 comma space minus 6 comma negative space 9 space comma space minus 18. end style
Answered by Yasmeen Khan | 28 May, 2018, 12:45: PM

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