asked 226k views
4 votes
Which expression is equal to -1?

Which expression is equal to -1?-example-1

2 Answers

4 votes

Answer:

Choice C : sin 3π/2

Explanation:

correct on edge

answered
User MonOve
by
8.5k points
1 vote

Answer:

c or the 3d one

Explanation:

answered
User Davit Tvildiani
by
8.0k points

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