Tardigrade
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Tardigrade
Question
Mathematics
et cos (α + β) = (4/5) and let sin (α- β)= (5/13), where 0 ≤ α, β ≤ (π/4). Then tan 2α =
Q. et cos
(
α
+
β
)
=
5
4
an
d
l
e
t
s
in
(
α
−
β
)
=
13
5
,
w
h
ere
0
≤
α
,
β
≤
4
π
.
T
h
e
n
t
an
2
α
=
1305
250
Report Error
A
12
19
0%
B
7
20
0%
C
16
25
0%
D
33
56
100%
Solution:
Correct answer is (d)
33
56