Find the term independent of x in the expansion of
Solution not provided. Ans.
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113.Find the middle term (s) in the expansion of
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114.Find the middle term (s) in the expansion of
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115.Find the middle term (s) in the expansion of
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116.Find the middle term (s) in the expansion of
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117.Find the middle term (s) in the expansion of
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118.
Prove that the middle term in the expansion of is
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119.Show that the sum of the co-efficients of two middle terms in the expansion of (1 + a)9 is equal to the co-efficient of the middle term in the expansion of (1 + a)10.
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120.
In the expansion of the co-efficient of term is 672. Find value of k.