Question

Assertion(A):If
a=12°, B = 15°, y = 18° then
9
tan 2a tan 2B + tan 2ß tan 2y + tan 2y tan 2a = 1
Reason (R): In AABC,
A
tan-tan
B
B
A
+ tan
tan
C
+ tantan
C
2
=1
Which of the following is true?
[TS EAM 2018]
1) Both (A) and (R) are true and (R) is the
correct explanation of(A)
2) Both (A) and (R) are true and (R) is not the
correct explanation of(A)
3) (A) is true, but (R) is false
4)(A) is false, but (R) is true
614​

Answer 1

Answer:

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