Question

In triangle ABC, right angled at B, if tan=1root 3
find the value of
i sin A cos C + cos
A sinc C​

Answer 1

Answer:

❤️Dude ❤️

Step-by-step explanation:

In △ABC,

∠B=90

o

, tanA=

3

1

=

AB

BC

Let BC =1x,AB=

3

x

AC

2

=AB

2

+BC

2

AC

2

=(

3

x)

2

+(x)

2

=4x

2

AC=2x

(i) sinAcosC+cosAsinC=

2

1

×

2

1

+

2

3

×

2

3

=

4

1

+

4

3

=1

(ii) cosAcosC−sinAsinC=

2

3

×

2

1

−

2

1

×

2

3

=

4

3

−

4

3

=0

stay home stay safe ❤️❤️❤️❤️

Answer 2

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