Math, asked by sgpmthanuja3, 4 months ago

If tan B =3/4 then
3 sin 2B + 4 cos 2B =?

Answers

Answered by subhsamavartj

1

Step-by-step explanation:

G.E.=3(

1+tan

2

B

2tanB

)+4(

1+tan

2

B

1−tan

2

B

)=

1+(9/16)

6(3/4)

[

1+(9/16)

1−(9/16)

]=

15

72

+

25

28

=4

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