Question

Date :
Laluan caba
tan (A+B) = p. tan (A-B) =q
prove that tan 2 A = p+q/p-q
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Answer 1

Step-by-step explanation:

ᴡᴏᴏ ᴄ ᴡᴏᴏ ᴡɪʟʟ ᴡɪʟʟ ɴᴀʙ ꜱᴡᴀɴ ꜱɪɢʜꜱ

Answer 2

Answer:

tan (A+B) = p. tan (A-B) =q

Tan[(A+B)+(A-B)]=[Tan(A+B)+Tan(A-B)]/1-Tan(A+B)Tan(A-B)

Tan(2A)=P+q/1-pq