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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. =)
Answer:
A
Step-by-step explanation:
yiu have to rotate it in order to make that
There was 16 apples in the first box and 8 apples in the second box initially.
I hope this helps you
A ) 7 less than triple a number
B ) 7 more than triple a number
C ) 3 less than seven time a number
D ) 3 more than seven time a number
answer is B