Math, asked by dev2610, 1 day ago

Please help me with the doubt.

Attachments:

Answers

Answered by tanushrimeher2002

1

therefore 16 cos 2π/15.cos 8π/15.cos 16π/15=1

hence proved

Attachments:

Previous Question

Next Question

Similar questions

English, 22 hours ago

a) Which word from the story means the opposite of 'unafraid'. (i) astonished (ii) terrified (iii) confused...

Math, 22 hours ago

4. Observe Fig. 11.34 and name the following: a) three radii b) two chords c) the diameter d) points in the circular region...

Math, 22 hours ago

Q.18 A body moves along a straight track. Half of the distance it covers with a average velocity of 40 ms and the remaining half with a velocity of 60 ms. What is the average velocity of the whole journey?

English, 1 day ago

why the story has been titled as silk road?

CBSE BOARD X, 1 day ago

Show that each of the following equations has real roots, and solve each by using the quadratic formula: a) p2x2 +(p2 -q2)x-q2 =0 Ans: (x= -1, x = 2/2 ) b) x2 -2ax+(a2 -b2)=0 Ans: (x= a+b , x= a-b ) c) 4x2 -2(a2 +b2)x+a2b2 =0 Ans: ( x= 2/2 , x= b2/2 )...

Biology, 8 months ago

जैव व कला के फ्यूज मोजेक मंदिर का सचित्र वर्णन कीजिए ...

Math, 8 months ago

8. Amar cycles to school at a speed of 12 km/h and takes 20 minutes. If he wants to reach the school within 15 minutes what should be his average speed ...

Music, 8 months ago

guess what is this word 살라 해 ...