Mathematics Test

Result

Mathematics Test - 9

Score
-
out of -
Rank
-
out of -

TIME Taken - -

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Weekly Quiz Competition

Question 1
3 / -1

Suppose A is any 3 × 3 non-singular matrix and (A-3I) (A-5I) = O, where I = I₃ and O = O₃. If α A + βA^-1 = 4I, then α + β is equal to ____________.

A
8.00

B
3.00

C
5.00

D
6.00
Question 2
3 / -1

If the volume of the parallelepiped with coterminous edges and is 34 cubic units, then p is equal to –(minus) _____.

A
12.00

B
13.00

C
14.00

D
15.00
Question 3
3 / -1

The negation of the Boolean expression is equivalent to:

A

B

C

D
Question 4
3 / -1

The number of diagonals of a regular polygon is 35. Then the number of sides of the polygon is _____.

A
9.00

B
10.00

C
11.00

D
12.00
Question 5
3 / -1

For all integers n ≥ 1, which of the following is divisible by 9 :

A

B

C

D
Question 6
3 / -1

The middle term in the expansion of (1 – 3x + 3x² – x³)²ⁿ is

A

B

C

D
Question 7
3 / -1

f(x) = x - e^x is decreasing in

A

B

C

D
Question 8
3 / -1

A

B

C

D
Question 9
3 / -1

A
(2, -1)

B
(2, 1)

C
(-2, -1)

D
(-2, 1)
Question 10
3 / -1

A

B

C
0

D