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 761: Find (sin x + 2) dx.
Options:
A) -cosx + 2x + k
B) cosx + 2x + k
C) -cosx + x2 + k
D) cosx + x2 + k
Show Answer
The correct answer is A .
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Question 762:
A binary operation on real numbers is defined by x y = xy + x + y for any two real numbers x and y. The value of (-) 6 is
Options:
A) -
B)
C) -
D)
Show Answer
The correct answer is A .
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Question 763: A polynomial in x whose roots are and - is
Options:
A) 15x2 - 11x - 12
B) 15x2 + 11x - 12
C) 12x2 - x - 12
D) 12x2 + 11x - 15
Show Answer
The correct answer is A .
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Question 764:
Find the area bounded by the curve y = x(2-x). The x-axis, x = 0 and x = 2.
Options:
A) 4 sq units
B) 2 sq units
C) sq units
D) sq units
Show Answer
The correct answer is C .
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Question 765:
Find the derivativeof the function y = 2x(2x - 1) at the point x = -1?
Options:
A) 18
B) 16
C) -4
D) -6
Show Answer
The correct answer is B .
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Question 766: If p varies inversely as the cube of q and q varies directly as the square of r, what is the relationship between p and r?
Options:
A) p varies directly as r3
B) p varies inversely as r6
C) p varies inversely as 6√P
D) p varies directly as r6
Show Answer
The correct answer is C .
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Question 767: Find the angle subtended at the center of a circle by a chord which is equal in length to the radius of the circle.
Options:
A) 30
B) 45
C) 60
D) 90
Show Answer
The correct answer is C .
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Question 768: The letters of the word MATRICULATION are cut and put into a box. One letter is drawn at random from the box. Find the probability of drawing a vowel
Options:
A)
B)
C)
D)
E)
Show Answer
The correct answer is C .
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Question 769:
In the figure above, |CD| is the base of the triangle CDE. Find the area of the figure to the nearest whole number.
Options:
A) 56 cm
B) 24 cm
C) 42 cm
D) 34 cm
Show Answer
The correct answer is D .
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Question 770:
Find the range of values of x for which
Options:
A) x > -6
B) x > -3
C) x < 8
D) x < 4
Show Answer
The correct answer is A .