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

Let ' $a$ ' be a non-zero real number. If the equation whose roots are the squares of the roots of the cubic equation $x^3-a x^2+a x-1=0$ is identical with this cubic equation, then ' $a$ ' =

A

$\frac{1}{3}$

B

3

C

$\frac{1}{2}$

D

2

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

If ${ }^{27} P_{r+7}=7722{ }^{25} P_{(r+4)}$, then $r=$

A

9

B

12

C

11

D

10

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

If the number of diagonals of a regular polygon is 35 , then the number of sides of the polygon is

A

12

B

9

C

10

D

11

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

If four letters are chosen from the letters of the word ASSIGNMENT and are arranged in all possible ways to form 4 letter words (with or without meaning), then total number of such words that can be formed is

A

1680

B

2184

C

2196

D

2190