if m and n are the zeros of the polynomial
Then find the value of m /n + n/m
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We have,
p(x)=3x²+11x-4
Given that m and n are the zeros of the above polynomial
Here,
m+n= -11/3 and mn= -4/3
To find: m/n + n/m
Now,
m²+n²
=(m+n)²-2mn
= (-11/3)² -2(-4/3)
=121/9+8/3
=145/9
Thus,
m/n + n/m
»(m²+n²)/mn
»(145/9)/(-4/3)
»145/9 × -3/4
» -145/12
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