Mathematics, 01.06.2021 02:00 Amyra2003

Consider the following trigonometric expressions: 1. sin(2π+x)
2. sin(-2π+x)
3. sin(-x)
4. -sin(x)

If sinx=A, which of the above expressions is not equal to A for all values of x.

1) 3 and 4
2) 1
3) 2
4) 4
5) 1,2,3,4
6) 1 and 2
7) 1,2,3
8) 3

Answers: 3

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Consider the following trigonometric expressions: 1. sin(2π+x)
2. sin(-2π+x)
3. sin(-x)...