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Learn quiz on basic trigonometric identities, college math quiz 45 to practice. Free math MCQs questions and answers to learn basic trigonometric identities MCQs with answers. Practice MCQs to test knowledge on basic trigonometric identities, binary operation, online math learning, rational numbers and irrational numbers worksheets.

Free basic trigonometric identities worksheet has multiple choice quiz questions as tan(-135°) =, answer key with choices as 1/√(2), −1/√(2), 3/√(2) and 1 to test study skills. For eLearning, study online trigonometric identities multiple choice questions based quiz questions and answers.

Basic Trigonometric Identities Quiz

MCQ. Tan(-135°) =

1. 1/√(2)
2. −1/√(2)
3. 3/√(2)
4. 1

D

Binary Operation Quiz

MCQ. If * is a binary operation in A then

1. A is closed under *
2. A is not closed under *
3. A is not closed under +
4. A is closed under -

A

Online Math Learning Quiz

MCQ. Cos20°+cos100°+cos140° =

1. 2
2. 1
3. 0
4. −1

C

Rational Numbers and Irrational Numbers Quiz

MCQ. Every natural number is also

1. irrational number
2. Even integer
3. Negative integer
4. rational number

D

Binary Operation Quiz

MCQ. Negation of a given number is

1. binary operation
2. relation
3. unary operation
4. relation in some set

C