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The main purposes of this channel are to: 1. 📝 Provide various Mathematics questions and exercises. 2. 📚 Share and publish different educational books. 3. 📖 Provide useful short notes and study materials. For more, contact us through: @Fikiru_Asnake
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5 113
Which one of the following is true about the trigonometric function?
5 113
If x is the angle of the fourth quadrant. When tan(x) = -2, then what is the value of sec(x)?
5 113
If cos(k) = -4/5 and k is 3rd quadrant angle then what is the value of cot(k)?
5 113
If 0.8i + k j is a unit vector, then what is (are) the value (s) of k?
5 113
What should be the other component of a 500 N force, if one of its component is 300 N ?
5 113
What should be the value of t so that the vectors A = (2, 5) and B = (10, t) become perpendicular to each other.
5 113
What is the angle between the two vectors A = 3i - j and B = i - 2j?
5 113
A force of 500N is acting on a body upward. What is the resultant of the force?
5 113
Of 100 staff members of a school, 48 drink coffee, 25 drink both tea and coffee and everyone drinks either coffee or tea. How many stuff members drink tea?
5 113
Of 100 students, 65 are members of mathematics club and 40 are members of a physics club. If 10 are members of neither club, then how many students are members of both clubs?
5 113
Let A and B be two sets that contain 15 and 17 elements respectively. If A ∩ B contains 10 elements, what is the number of elements in A ∪ B?
5 113
Suppose A and B are sets such that n(A) = 10, n(B) = 23 and n(A∩B) = 4, then which of the following is equal to n(A∆B)?
5 113
Which one of the following statement is true about the graph of f(x)= x² -5x -24?
