if 2 cot a =7 find the value of 3sina+2cosa/3 sina-2cosa
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Correct option is
A
5
2cotA=3
cotA=
2
3
or tanA=
3
2
Now,
6cosA+sinA
5sinA−2cosA
.
Multiply and Divide by cosA
=
6+tanA
5tanA−2
=
6+
B
P
5(
B
P
)−2
=
6+
3
2
5(
3
2
)−2
=
18+2
10−6
=
20
4
=
5
1
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