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If cos x = -12/13 And csx < 0 Find cot (2x)
138k views
19 votes
If cos x = -12/13

And csx < 0

Find cot (2x)

User Keepthepeach
by
8.4k points

1 Answer

13 votes

Answer:

csc

x

−

sin

x

=

1

sin

x

−

sin

x

=

1

−

sin

2

x

sin

x

=

cos

2

x

sin

x

=

cos

x

⋅

cos

x

sin

x

=

cos

x

cot

x

Explanation:

User Lol
by
8.9k points
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