Math, asked by TbiaSamishta, 1 year ago

Prove that tab2A+tan2B+tan2C=tan2A.tan2B.tan2C

Answers

Answered by aqibkincsem

8

"Its given that A + B + C= 180. Now, 2A + 2B +2C = 2*180 which can be written as 2a + 2b = 2pi-2c

tan(2a + 2b) = tan(2pi-2c)

(tan2a + tan2b)/( 1 - tan 2a tan2b) = -tan2c

tan2a + tan2b = -tan2c + tan2a tan2b tan2c

tan2a + tan2b + tan2c = tan2a tan2b tan2c"

Previous Question

Next Question

Similar questions

Hindi, 6 months ago

किन्ही दो कीटों के नाम बताइए...

Math, 6 months ago

4. In the given figure, is ∆1adjacent to ∆2? Give reasons.

Math, 6 months ago

why product (-9)×(-5)×(-6) is negative while (-9)×(-5)×(-6)×(-1) is positive give reason ...

Math, 1 year ago

A polynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. If the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

Math, 1 year ago

Elaborate the schmidt's orthogonalization process in detail.

Math, 1 year ago

ffggggggggGgggggggvvvvgggggg...

Math, 1 year ago

HeYa DeaR.....sOlve thIs.....If u Dnt Know D ans ..thn No neEd ....NO USELESS ANSWERS....

History, 1 year ago

if tipu sultan the marathas and the nizam were united against the british the history of india would have been different why/ why not...