1
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

If ${ }^m P_r-{ }^{(m-1)} p_r=a \cdot{ }^{(m-1)} P_s$, then $a-s=$

A

1

B

0

C

$m-1$

D

$m-r$

2
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

The total number of ways of selecting 4 letters from all the letters of the word TSEAMCET is

A

12

B

13

C

26

D

36

3
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Numerically greatest term in the expansion of $(2 x-3 y)^{11}$ when $x=\frac{1}{3}$ and $y=\frac{1}{2}$ is

A

${ }^{11} C_8\left(\frac{2}{3}\right)^5$

B

${ }^{11} C_3\left(\frac{3}{2}\right)^5$

C

${ }^{11} C_2\left(\frac{3}{2}\right)^7$

D

${ }^{11} C_2\left(\frac{2}{3}\right)^7$

4
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

If $\frac{x-2}{x^2(2 x-3)}=\frac{A}{x}+\frac{B}{x^2}+\frac{C}{2 x-3}$, then $2(A-C)=$

A

$3 B$

B

$2 B$

C

0

D

$B$

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