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Mathematics
Mathematics
Problem
2. Write the coefficients of
x
2
x^{2}
x
2
in each of the following: (i)
2
+
x
2
+
x
2+x^{2}+x
2
+
x
2
+
x
(ii)
2
−
x
2
+
x
3
2-x^{2}+x^{3}
2
−
x
2
+
x
3
(iii)
π
2
x
2
+
x
\frac{\pi}{2} x^{2}+x
2
π
x
2
+
x
(iv)
2
x
−
1
\sqrt{2} x-1
2
x
−
1
(i)
2
+
x
2
+
x
2+x^{2}+x
2
+
x
2
+
x
(ii)
2
−
x
2
+
x
3
2-x^{2}+x^{3}
2
−
x
2
+
x
3
(iii)
π
2
x
2
+
x
\frac{\pi}{2} x^{2}+x
2
π
x
2
+
x
(iv)
2
x
−
1
\sqrt{2} x-1
2
x
−
1
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