Math, asked by amaira55, 10 months ago

Cos 36 Cos54° Sin 36 sin 54°=0

Answers

Answered by harisurya0102

4

Answer:

Step-by-step explanation:

It in the form of cos(a+b)

I think the question is wrong

If it cos 36 cos54 - sin 36 sin54

Then cos (54+36)

Cos(90)

=0

Therefore l.h.s=r.h.s

Answered by rudbhavsar

3

Answer:

0

Step-by-step explanation:
1/sin36 cos54 1/cos54 sin54
cos54 cos 54 sin 54 sin 54
0=R.H.S

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