Answer:
6 to 42 or 6:42 or 6/42
Step-by-step explanation:
What? Is that two problems? I'll change my answer, give me my answer.
Answer:
Z^21
Step-by-step explanation:
Answer:
I’m not sure really but the first one is 103 or 110
Step-by-step explanation:
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Solve the trigonometric equation:

Make a substitution:

and the equation becomes

Rewrite conveniently
– t as
+ t – 2t, and then factor the left-hand side by grouping:

Factor out
2t + 1:

Substitute back for
t = cos x:

Therefore,

where
k is an integer.
Solution set:

I hope this helps. =)