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Study bachelor's degree and master's degree in math problems, basic trigonometric identities online course has multiple choice question (MCQs): tan(-135°) = with options 1/√(2), −1/√(2), 3/√(2) and 1 for summative assessment, summative assessment of jobs' seekers and students with online jobs and courses' tests. Learn trigonometric identities quiz questions with problem solving skills assessment test.

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 & 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