Maths Group11
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The main purposes of this channel are to:
1. πŸ“ Provide various Mathematics questions and exercises.
2. πŸ“š Share and publish different educational books.
3. πŸ“– Provide useful short notes and study materials.

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Many coenzymes derived from:___
Anonymous Quiz
30%
A. Vitamins
11%
B. Hormone
10%
C. Lipids
48%
D. Proteins
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❀2
If U= (2,2) and V= (3,-1) then what is the U dot V?
Anonymous Quiz
67%
4
14%
6
15%
-4
4%
8
Which of the following angles is not co-terminal with 60Β°?
Anonymous Quiz
27%
7Ο€/4
29%
-660Β°
29%
780Β°
16%
-5Ο€/3
If an angel teta is in standard position and its terminal side lies in quadrant IV on the line whose equation is V= -3x, then what is the value of sine teta?
Anonymous Quiz
16%
-√10/10
38%
√10/10
28%
3√10/10
19%
-3√10/10
Which of the following is not equal with the rest?
Anonymous Quiz
26%
sin(215Β°)
21%
-cos(55Β°)
36%
-sin(145Β°)
18%
-cos(125Β°)
In which of the following intervals are both the sine and cosine functions are decreasing?
Anonymous Quiz
11%
(Ο€/4, 5Ο€/4)
42%
(Ο€/2, 5Ο€/4)
29%
(Ο€/2, 3Ο€/2)
18%
(Ο€/2, Ο€)
Which of the following is NOT composite number?
Anonymous Quiz
6%
9
10%
15
78%
2
6%
69
❀2
How many significant figures are there in 0. 001050?
Anonymous Quiz
16%
5
61%
4
14%
6
9%
7
❀2
The number 2. 15 Γ— 10^-3 is equal to _____
Anonymous Quiz
70%
0.00215
11%
0.0215
7%
0.215
11%
0.000215
❀3
If x+ky= 15 and 2x+y= 9 the system has no solution. Then the value of k is__________.
Anonymous Quiz
10%
2
28%
-2
41%
1/2
21%
-1/2
The solution set of the equation |3-2x| = |x-6| is__________.
Anonymous Quiz
17%
{4,-3}
26%
{4,3}
12%
{-3,1}
45%
{-3,3}
The solution set of |2x-5| = x+8?
Anonymous Quiz
10%
{-13,1}
40%
{13, -13/3}
8%
{ }
43%
{-1,13}
One of the roots of the equation xΒ²-2kx+ 12 is 3. What is the other root?
Anonymous Quiz
18%
-4
46%
4
28%
-3
8%
3
πŸ’―3
The solution set of the equation 3xΒ² - 4x = 0 is:
A. { 4/3, 3}
B. {4/3}
C. {-4/3, 0}
D. {0, 4/3}

Write your answer under the comment! πŸ™
πŸ™1
What is the derivative of x⁡?
Anonymous Quiz
3%
6x⁴
24%
5x⁡
4%
5x⁷
69%
5x⁴
❀6πŸ‘1
Given data: 1,6,8,6,5,9,5,3,8,6,7 then what is mode of the data?
Anonymous Quiz
64%
6
15%
5
9%
8
12%
9
❀5πŸ’―3
A grindstone spinning at the rate of 8 rev/s has what approximate angular speed?
Anonymous Quiz
22%
3.2rad/s
41%
52rad/s
11%
26rad/s
26%
50.24