Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.
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Question 711: Differentiate (cos θ - sin θ)2
Options:
A) -2 cos 2θ
B) -2 sin2θ
C) 1 - 2 cos 2θ
D) 1 - 2 sin 2θ
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The correct answer is A .
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Question 712:
In the figure, PQT is isosceles. PQ = QT, SRQ = 35, TPQ = 20 and PQR is a straight line.Calculate TSR
Options:
A) 20
B) 55
C) 75
D) 140
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The correct answer is C .
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Question 713:
In the diagram above, O is the centre of the circle, If < UOT = 70 and < RST = 100. Calculate < RUO
Options:
A) 20
B) 25
C) 50
D) 80
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The correct answer is B .
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Question 714: = 23
Options:
A) 1
B) 2
C) 3
D) 4
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The correct answer is B .
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Question 715: Find the value of
Options:
A) π
B) π/2
C) -π/2
D) -π
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The correct answer is D .
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Question 716: What is the perpendicular distance of a point (2, 3) from the line 2x - 4y + 3 = 0?
Options:
A)
B)
C)
D) 6
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The correct answer is A .
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Question 717: PQ and RS are two parallel lines. If the coordinates of P, Q, R, S are (1,q), (3,2), (3,4), (5,2q) respectively, find the value of q
Options:
A) 3
B) 4
C) 1
D) 2
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The correct answer is D .
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Question 718: Two fair dice are rolled. What is the probability that both show up the same number of points.
Options:
A)
B)
C)
D)
E)
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The correct answer is E .
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Question 719: Find the inverse
Options:
A)
B)
C)
D)
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The correct answer is B .
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Question 720: Calculate the mid point of the line segment y - 4x + 3 = 0, which lies between the x-axis and y-axis.
Options:
A)
B)
C)
D)
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The correct answer is A .