(3x+x^3) ×(x+1/x) find coefficient of x^2
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Answered by
1
Correct option is
C
4
The coefficient of a variable is the quantity multiplied with that variable.
(3x+x
3
)(x+
x
1
)
=4x
2
+x
4
+3
So, 4 is the coefficient of x
2
.
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