Answer:
= sin 6x / cos 6x
= tan 6x
Using the formula,
sinA + sinB = 2sin(A+B)/2 . cos(A-B)/2
cosA + cosB = 2cos(A+B)/2 . cos(A-B)/2
Answer:
= sin 6x / cos 6x
= tan 6x
Using the formula,
sinA + sinB = 2sin(A+B)/2 . cos(A-B)/2
cosA + cosB = 2cos(A+B)/2 . cos(A-B)/2