1
VITEEE 2025
MCQ (Single Correct Answer)
+4
-1

If $[x]$ denotes the integral part of $x$ and $k=\sin ^{-1}\left(\frac{1+t^2}{2 t}\right)>0$, then number of values of $\alpha$ for which the equation $(x-[k])(x+\alpha)-1$ has integral roots

A

1

B

4

C

2

D

None of these

2
VITEEE 2025
MCQ (Single Correct Answer)
+4
-1

$\int \frac{e^{x^2}\left(2 x+x^3\right)}{\left(3+x^2\right)^2} d x$ is equal to

A

$\frac{e^{x^2}}{\left(3+x^2\right)}+c$

B

$\frac{1}{4} \frac{e^{x^2}}{\left(3+x^2\right)}+c$

C

$\frac{1}{8} \frac{e^{x^2}}{\left(3+x^2\right)}+c$

D

$\frac{1}{2} \frac{e^{x^2}}{\left(3+x^2\right)}+c$

3
VITEEE 2025
MCQ (Single Correct Answer)
+4
-1

If $a$ and $b$ are two complex numbers, then the sum of $(n+1)$ terms of the series $a c_0-(a+d) c_1+(a+2 d) c_2-(a+3 d) c_3+$ $\_\_\_\_$ is

A

$\frac{a}{2^n}$

B

na

C

0

D

None of these

4
VITEEE 2025
MCQ (Single Correct Answer)
+4
-1

Let $f: R \rightarrow R, f(x)=x^3-3 x^2+3 x-2$, then $f^{-1}(x)$ is given by

A

$1+\sqrt[3]{x+1}$

B

$1-\sqrt[3]{x+1}$

C

$\sqrt[3]{x+1}-1$

D

$\sqrt[3]{x-1}-1$

VITEEE Papers

All year-wise previous year question papers