1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

$$ \text { The number of diagonals that can be drawn in an octagon is } $$

A
15
B
20
C
28
D
30
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0

If the number of terms in the binomial expansion of $(2 \mathrm{x}+3)^{3 \mathrm{n}}$ is 22 , then the value of n is

A
8
B
6
C
7
D
9
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0

If $4^{\text {th }}, 10^{\text {th }}$ and $16^{\text {th }}$ terms of a G.P. are $x, y$ and $z$ respectively, then

A
$z=\sqrt{x y}$
B
$y=\sqrt{x z}$
C
$x=\sqrt{y z}$
D
$y=\frac{x+z}{2}$
4
KCET 2025
MCQ (Single Correct Answer)
+1
-0

If $A$ is a square matrix such that $A^2=A$, then $(I-A)^3$ is

A
$\mathrm{I}-\mathrm{A}$
B
$A-I$
C
$\mathrm{I}+\mathrm{A}$
D
$-\mathrm{I}-\mathrm{A}$
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12