If sin x = 2 9 , x in quadrant I, then find (without finding x) : sin ( 2 x ) = cos ( 2 x ) = Incorrect tan ( 2 x ) =

asked Nov 5, 2023 136k views

0 votes

If

sin
x
=
2
9
, x in quadrant I, then find (without finding x) :

sin
(
2
x
)
=

cos
(
2
x
)
=

Incorrect
tan
(
2
x
)
=

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4 votes

Answer:

Explanation:

Isuru Amarathunga answered Nov 11, 2023

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