Mathematics Test

Result

Mathematics Test - 2

Score
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Rank
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TIME Taken - -

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Weekly Quiz Competition

Question 1
1 / -0

The general solution of the differential equation (x+a)p²+(x-y)p-y=0 is :

A
y=cx+ac²/c+1

B
y=cx-ac²/c+1

C
y=-cx+ac²/c+1

D
y=-cx-ac²/c+1
Question 2
1 / -0

f(x)=x³-27x+5 is increasing when

A
x<-3

B
|x|>3

C
x≤-3

D
|x|<3
Question 3
1 / -0

If 2tan^⁻1(cosx)= tan^⁻1(cosec²x), then x is equal to

A
π/2

B
π

C
π/6

D
π/3
Question 4
1 / -0

A
+cotx-2x+c

B
-2cotx+2x+c

C
-2cotx-x+c

D
-2cotx+x+c

Solution

Solution
Question 5
1 / -0

A

B

C

D

Solution

If A is the given matrix, then det A = 1
Question 6
1 / -0

A
1/3

B
1/4

C
1/5

D
1/2
Question 7
1 / -0

The minimum value of a tan² x + b cot²x equals the maximum value of a sin² θ + b cos² θ where a > b > 0, when

A
a = b

B
a = 2b

C
a = 3b

D
a = 4b

Solution

Solution
Question 8
1 / -0

A
A

B
2I

C
2A

D
I

Solution

Solution
Question 9
1 / -0

The middle value of an ordered series is called:

A
2nd quartile

B
5th decile

C
50 th percentile

D
All the above
Question 10
1 / -0

The best measure of dispersion is:

A
Q. D.

B
M. D.

C
Range

D
S. D.