+91-93193 64476
FlagBACK
Flag Trigonometry> sir i am not able to understand this from...
question mark

sir i am not able to understand this from video lecture please explain?

Shubham Kumar , 7 Years ago
Grade Select Grade
anser 2 Answers
Momin
First rearrange the terms then use the formula of sinA+sinB=2sin(A+B/2)cos(A-B/2) simplify and then find principal values by equating the products =0 
Last Activity: 7 Years ago
Shubham Kumar
please provide me complete solution for this question.i am a fresher and i do not know well how to apply these formulas as these are very bulky and it would require some time to practice.
Last Activity: 7 Years ago
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments


Other Related Questions on trigonometry

question mark
In ABC, if cot A+cot B+cot C = cosecA cosecB cosecC, then prove that ABC is right angle triangle.
trigonometry
1 Answer Available

Last Activity: 3 Years ago

question mark
  • Find the general solution of equation tan3βˆ‚=cot2βˆ‚
For all angles between -720 and +720
trigonometry
1 Answer Available

Last Activity: 3 Years ago

question mark
To prove : Cosec(45 degree - A)Cosec(45 degree + A) = 2SecA
trigonometry
1 Answer Available

Last Activity: 3 Years ago

question mark
Derive a formula for the area of the triangle, given b, A, B, and C. That is, derive the formula: (b^2sinAsinC)/(2sinB)
trigonometry
1 Answer Available

Last Activity: 4 Years ago

question mark
WHAT IS THE LIMIT WHEN X TOWARDS TO 0 OF sin6x/5x ? limπ‘₯β†’0 𝑠𝑖𝑛6π‘₯/5π‘₯ 
trigonometry
1 Answer Available

Last Activity: 4 Years ago