subject
Mathematics, 24.04.2021 23:40 meganm9889

For positive acute angles A
A and
B
,
B, it is known that
cos
⁑
A
=
4
5
cosA=
5
4
​
and
sin
⁑
B
=
15
17
.
sinB=
17
15
​
. Find the value of
cos
⁑
(
A
βˆ’
B
)
cos(Aβˆ’B) in simplest form.

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Answers: 1

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For positive acute angles A
A and
B
,
B, it is known that
cos
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