Plzzzzzzzzzzzzzzzzz answer this my doubt (POLYNOMIALS CLASS 9 TH NCERT)
Tom , 4 Years ago
Grade 9
Magical Mathematics[Interesting Approach]> Plzzzzzzzzzzzzzzzzz answer this my doubt ...
1 Answers
Rituraj Tiwari
Last Activity: 4 Years ago
dear student,
as we know
(x-1/x)^2= x^2+1/x^2-1
=18-1
=17
thank you
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