Mathematics

Strengthen problem-solving with mathematics quizzes covering arithmetic, algebra, geometry, calculus, and statistics.

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Mathematics

QUESTION NO 01
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∫ 1/x dx (x>0) = ?

Answer: ln x + C
Natural log is the antiderivative of 1/x.
302 Quizzes
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QUESTION NO 02
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Parallel lines never?

Answer: Intersect
By definition, parallel lines do not intersect.
302 Quizzes
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QUESTION NO 03
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tan 45° = ?

Answer: 1
tan 45° = 1.
302 Quizzes
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QUESTION NO 04
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sin²θ + cos²θ = ?

Answer: 1
Fundamental Pythagorean identity.
302 Quizzes
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QUESTION NO 05
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Parallel lines never?

Answer: Intersect
By definition, parallel lines do not intersect.
302 Quizzes
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QUESTION NO 06
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An equilateral triangle has?

Answer: All sides equal
All three sides (and angles) are equal.
302 Quizzes
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QUESTION NO 07
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Mode of 2, 2, 3, 4 is?

Answer: 2
2 appears most often.
302 Quizzes
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QUESTION NO 08
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Probability of an impossible event is?

Answer: 0
Impossible ⇒ P = 0.
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QUESTION NO 09
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tan 0° = ?

Answer: 0
tan 0° = 0.
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QUESTION NO 10
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Pythagorean theorem: for right triangle,

Answer: a² + b² = c²
Hypotenuse squared equals sum of squares of legs.
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