JEE MATHEMATICS MCQ: BINOMIAL THEOREM

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Analyzing +4 | -1

Let

f(x)=\left(\sqrt{x^2+1}+\sqrt{x^2-1}\right)^6

+\left(\frac{2}{\sqrt{x^2+1}+\sqrt{x^2-1}}\right)^6

. Then,

View answer and explanation

Correct option: B

f(x)

has exactly two terms

Option B (

f(x)

has exactly two terms) is correct because after expanding and simplifying the expression,

f(x)

reduces to

64x^6 - 48x^2

, which has two terms.

More Questions from BINOMIAL THEOREM

Practice All Chapter MCQs →

\left({ }^{10} C_0\right)^2-\left({ }^{10} C_1\right)^2+\ldots-\left({ }^{10} C_9\right)^2+\left({ }^{10} C_{10}\right)^2

a

d

\left( {n + 1} \right)

a{C_0} - \left( {a + d} \right){C_1} + \left( {a + 2d} \right){C_2} - ... + ...

(1-x)^{201}\left(1+x+x^2\right)^{200}

\left(\frac{1}{x}+2 x\right)^n

{x^5}

\frac{{1 + {x^2}}}{{1 + x}},\left| x \right| < 1,

\left(\begin{array}{c}2 n+1 \\ 0\end{array}\right)+\left(\begin{array}{c}2 n+1 \\ 3\end{array}\right)+\left(\begin{array}{c}2 n+1 \\ 6\end{array}\right)+\ldots=170

n