1
AP EAPCET 2025 - 22nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

$$ \int \frac{x^4-1}{x^2 \sqrt{x^4+x^2+1}} d x= $$

A

$\frac{2 \sqrt{x^4+x^2+1}}{x}+C$

B

$\frac{\sqrt{x^4+x^2+1}}{x}+C$

C

$\frac{\sqrt{x^4+x^2+1}}{2 x}+C$

D

$\frac{4 \sqrt{x^4+x^2+1}}{x}+C$

2
AP EAPCET 2025 - 22nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

$$ \int \frac{(3 x-2) \tan \left(\sqrt{9 x^2-12 x+1}\right)}{\sqrt{9 x^2-12 x+1}} d x= $$

A

$\frac{1}{3} \sec ^2 \sqrt{9 x^2-12 x+1+C}$

B

$\frac{1}{3} \sec ^2 x+C$

C

$\frac{1}{2} \log \left|\sec \sqrt{9 x^2-12 x+1}\right|+C$

D

$\frac{1}{3} \log \left|\sec \sqrt{9 x^2-12 x+1}\right|+C$

3
AP EAPCET 2025 - 22nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

$\int_{\frac{-\pi}{4}}^{\frac{\pi}{3}}\left|\tan \left(x-\frac{\pi}{6}\right)\right| d x=$

A

$\log \frac{\sqrt{3}-1}{\sqrt{6}}$

B

$\log (2 \sqrt{2}(\sqrt{3}+1))$

C

$\log \frac{\sqrt{3}+1}{\sqrt{6}}$

D

$\log (2 \sqrt{2}(\sqrt{3}-1))$

4
AP EAPCET 2025 - 22nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

$$ \int_0^\pi \frac{x \sin x}{\sin ^2 x+2 \cos ^2 x} d x= $$

A

$\frac{\pi}{2}$

B

$\frac{\pi^2}{2}$

C

$\frac{\pi^2}{4}$

D

$\frac{\pi}{4}$