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Question Practice

What is the identity for cos(x + y)?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA

Trigonometric Functions

What is the identity for cos(x + y)?

Single Answer MCQ

Q-00051651

What is the identity for cos(x + y)?

1

cos(x) + cos(y)

2

sin(x)sin(y)

3

cos(x)cos(y) - sin(x)sin(y)

4

cos(x)cos(y) + sin(x)sin(y)

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