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Study bachelor degree and masters degree in math questions, combinations online course has multiple choice question (MCQs): ncr .rι = with options n+1pr, npr+1, n-1pr and npr for online competitive test preparation for job hiring, graduate jobs and research jobs preparation. Learn permutations, combinations & probability quiz questions with problem solving skills assessment test.

Combinations Quiz

MCQ: nCr .rι =

1. n+1Pr
2. nPr+1
3. n-1Pr
4. nPr

D

Notation & Value of Function Quiz

MCQ: If f:x→x² - 2x+1 is a function, then ƒ(t+1) =

1. t+1
2. t-1
3. t² -1

B

Applied Mathematics Quiz

MCQ: If α,β,γ are angles of a triangle ABC, then sin(α + β) =

1. tanγ
2. −cosγ
3. cosγ
4. sinγ

D

College Math Quiz

MCQ: System of measurement in which angle is measured in radians called the

1. Circular system
2. Sexagesimal system
3. MKS system
4. CGS system

A

Fourth Root of Unity Quiz

MCQ: Root of equation x4 -5x4 + 4 = 0 is

1. 1
2. 3
3. 4
4. None of Above

A