College Math Certification Exam Tests

College Math Practice Test 33

The *Combinations Quiz Questions and Answers PDF*, Combinations Quiz with Answers PDF Download e-Book Ch. 8-33 to prepare College Math Practice Tests. Solve Permutations, Combinations and Probability MCQ with answers PDF, Combinations Multiple Choice Questions (MCQ Quiz) for schools that offer certificate programs. The *Combinations Quiz App* Download: Free learning app for combinations, notation and value of function, applied mathematics, college math, fourth root of unity test prep for GRE test.

The Quiz: * ^{n}C_{r} .rι =;* "Combinations" App Download (Free) with answers:

MCQ 161:

^{n}C_{r} .rι =

^{n+1}P_{r}^{n}P_{r+1}^{n-1}P_{r}^{n}P_{r}

d

MCQ 162:

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

- t+1
- t²
- t-1
- t² -1

b

MCQ 163:

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

- tanγ
- −cosγ
- cosγ
- sinγ

d

MCQ 164:

**The system of measurement in which the angle is measured in radians called the**

- Circular system
- Sexagesimal system
- MKS system
- CGS system

a

MCQ 165:

**The root of equation x ^{4} -5x^{4} + 4 = 0 is**

- 1
- 3
- 4
- None of Above

a

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