Math, asked by riiyachawla, 1 year ago

if 3tanAtanB=1 then prove that
2cos(A+B)=cos(A-B)

Answers

Answered by srilathaduganapalli1

29

Hope this helps you.

Attachments:

Answered by dhimanbabita34

7

Answer:

Step-by-step explanation:

Attachments:

Previous Question

Next Question

Similar questions

Science, 8 months ago

sketch larynx and explain its function please tell me fast I want just plzzzzzzzz...

Economy, 8 months ago

_____ means building the wild economy...

Physics, 8 months ago

DRIVE EXPRESSION FOR AVERAGE OR MEAN VALUE OF ULTERNATIVE CURRENT ?

Math, 1 year ago

five cubes of 3 cm are joined together to form a cuboid. find the surface area and volume of the new cuboid formed.

Physics, 1 year ago

one musical instruments has frequency 90 Hz velocity of source=1/10th of the velocity of light .................... (NEET ) see the image...

Science, 1 year ago

What is the chemical fomula of saliva...

Math, 1 year ago

-5÷4×8÷5+5÷4×-16÷5 simplify...

India Languages, 1 year ago

Khare sadhu Sant konala mhanave swamat...