# Basic Trigonometric Identities Quiz Questions 45 pdf Download

Practice college math MCQ test 45 to learn basic trigonometric identities quiz online. Find questions to study math quiz on trigonometric identities. Practice MCQs to test knowledge on basic trigonometric identities, binary operation, online math learning, rational numbers and irrational numbers,.

Free study guide has multiple choice quiz questions as tan(-135°) = with answering options 1/√(2), −1/√(2), 3/√(2) and 1 to test study skills. For e-learning, study online trigonometric identities multiple choice questions based quiz questions and answers.

## Quiz on Basic Trigonometric Identities - Worksheet 45

Basic Trigonometric Identities Quiz

MCQ. Tan(-135°) =

- 1/√(2).
- −1/√(2).
- 3/√(2).
- 1.

D

Binary Operation Quiz

MCQ. If * is a binary operation in A then

- A is closed under *.
- A is not closed under *.
- A is not closed under +.
- A is closed under -.

A

Online Math Learning Quiz

MCQ. Cos20°+cos100°+cos140° =

- 2.
- 1.
- 0.
- −1.

C

Rational Numbers and Irrational Numbers Quiz

MCQ. Every natural number is also

- irrational number.
- Even integer.
- Negative integer.
- rational number.

D

Binary Operation Quiz

MCQ. Negation of a given number is

- binary operation.
- relation.
- unary operation.
- relation in some set.

C