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Practice combinations career test with multiple choice question (MCQs): npn, with choices nι, (n+1)ι, 1, and none of above for online math degree. Learn permutations, combinations and probability questions and answers for scholarships exams' problem-solving, assessment test.

Combinations Quiz

MCQ: npn

1. (n+1)ι
2. 1
3. None of Above

A

Complementary Combination Quiz

MCQ: Value of n-2Cr-2 + n-2Cr-1 is

1. n+1Cr
2. nCr
3. nCr-1
4. n-1Cr-1

D

Online Math Learning Quiz

MCQ: Sin10°sin30°sin50°sin70° =

1. ³⁄16
2. −316
3. ¹⁄16
4. None of Above

C

Implication or Conditional Quiz

MCQ: Conjunction of two statement p and q is denoted by

1. p ↔ q
2. p → q
3. p ← q
4. p Ʌ q

D

Sum of n terms of a geometric series Quiz

MCQ: If a,r and an are first term, common ratio and nth term respectively of G.P then an =

1. arn
2. arn+1
3. arn-1
4. 0

A