Write(i) the coefficient of x3 in x+3x2-5x3+x4.(ii) the coefficient of – InterviewSolution

InterviewSolution

1.	Write(i) the coefficient of x3 in x+3x2-5x3+x4.(ii) the coefficient of x in 3-22x+6x2.(iii) the coefficient of x2 in 2x – 3 + x3.(iv) the coefficient of x in 38x2-27x+16.(v) the constant term in π2x2+7x-25π.
Answer» Write (i) the coefficient of $x^{3} in x + 3 x^{2} - 5 x^{3} + x^{4}$ . (ii) the coefficient of x in $\sqrt{3} - 2 \sqrt{2} x + 6 x^{2}$ . (iii) the coefficient of x² in 2x – 3 + x³. (iv) the coefficient of x in $\frac{3}{8} x^{2} - \frac{2}{7} x + \frac{1}{6}$ . (v) the constant term in $\frac{π}{2} x^{2} + 7 x - \frac{2}{5} π$ .

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