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Trigonometry Examples
Popular Problems
Trigonometry
Determine if True cos(29 degrees )^2=(1-cos(58 degrees ))/2
cos
2
(
29
°
)
=
1
−
cos
(
58
°
)
2
cos
2
(
29
°
)
=
1
-
cos
(
58
°
)
2
Step 1
The left side
0.76495963
0.76495963
does not equal to the right side
0.23504036
0.23504036
, which
means
that the given statement is false.
False
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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