Question

TOPIC: Double & Half Angle Identities (Trigonometry)

solve for x in the ff equalities in terms of A:
tan A/4 = sin x / (1+cosx)

Answer 1

@ParthKohli

Answer 2

@Luigi0210

Answer 3

@.Sam.

Answer 4

@ajprincess

Answer 5

Here's where i got the question
(see #1)

Answer 6

@Luigi0210

help please

Answer 7

Sorry, I don't know where to start either >.>
@agent0smith @ganeshie8 @whpalmer4 @RadEn

Answer 8

i see. it's ok. i hope someone could get it >.<

Answer 9

@Australopithecus @Ashleyisakitty @cwrw238 @inkyvoyd @jagatuba @***[ISURU]*** @johnweldon1993 @wolfe8 @AccessDenied @abb0t

@chmvijay

@UnkleRhaukus

@Callisto

Answer 10

u may use below identity :

\(\large cos(2x) = 2cos^2x - 1\)