Write coefficient of x^{2} in each of following: (i) frac{π}{6} x+x^{2}-1 (ii) 3 x-5

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2. Polynomials

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Write the coefficient of $x^{2}$ in each of the following:

$(i)$ $\frac{\pi}{6} x+x^{2}-1$

$(ii)$ $3 x-5$

Option A

Option B

Option C

Option D

Solution

$(i)$ The coefficient of $x^{2}$ in the given polynomial is $1 .$

$(ii)$ The given polynomial can be written as $0 .x^{2}+3 x-5 .$ So, the coefficient of $x^{2}$ in the given polynomial is $0 .$

Standard 9

Mathematics

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