1
TS EAMCET 2020 (Online) 10th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

$$\mathop {\lim }\limits_{x \to \infty } \frac{\pi}{2 n}\left[\sin \frac{\pi}{2 n}+\sin \frac{2 \pi}{2 n}+\ldots+\sin \frac{\pi}{2}\right]= $$

A

1

B

0

C

4

D

3

2
TS EAMCET 2020 (Online) 10th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

$$ \int_0^{\pi / 2} \frac{d x}{4+5 \sin x} $$

A

$\frac{1}{2} \log 3$

B

$\frac{1}{3} \log 2$

C

$2 \log 3$

D

$\frac{1}{2} \log \frac{3}{2}$

3
TS EAMCET 2020 (Online) 10th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

The area (in square units) of the region enclosed between the parabola $y^2=2 x$ and the line $y=4 x-1$

A

$\frac{9}{32}$

B

$\frac{7}{23}$

C

$\frac{16}{3}$

D

$\frac{15}{4}$

4
TS EAMCET 2020 (Online) 10th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

The differential equation for which $y=a x^2+b x+c$ is the general solution is

A

$\frac{d^4 y}{d x^4}=0$

B

$\frac{d^3 y}{d x^3}=0$

C

$\frac{d^5 y}{d x^5}=0$

D

$\frac{d^3 y}{d x^3}+\frac{d^4 y}{d x^4}=0$

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