IF A+B=45, TO PROVE:- (1+TANA)+(TANB+1)=1

start from A+B=45
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1 Answer

A+B=45

MULTIPLYING BOTH SIDE BY TAN

TAN(A+B)=TAN45

(TANA+TANB)/1-TANAA.TANB=1

TANA+TANB=1-TANA*TANB

TANA+TANB
by Level 4 User (6.4k points)

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