Math, asked by sachinsuryavanshi19, 2 months ago

4) Prove that, cos⁶ + sin⁶ =1-3cos²+3cos⁴

Answers

Answered by farhaanaarif84

1+ 3 ( cos² A - sin² A )² } /4 { since cos 2A = cos² A - sin² A). = { 1+ 3( cosA + sinA)² ( cosA - sinA)² }/4. = {1+ 3( 1 + 2sinA cosA) ( 1 - 2sinA ...

Previous Question

Next Question

Similar questions

Social Sciences, 1 month ago

name and explain two laws/legislation that protects citizens against human trafficking...

Hindi, 1 month ago

प्लेटफार्म पर उसके बहुत से दोस्त, भाई रिश्तेदार थे, हसरत भरी नजरों, बहते हुए आँसुओं, ठंडी साँसों और भिचे हुए होठों को बीच में से काटती हुई रेलसरहद की तरफ बढ़ी। अटारी में पाकिस्तानी पुलिस उतरी, हिंदुस्तानी पुलिस सवार हुई। कुछ समझ में नहीं आता था कि कहाँ से लाहौर खत्म हुआ और किस जगह से अमृतसर शुरु हो गया। एक जमीन थी, एक जबान थी, एक-सी सूरतें और लिबास, एक-सा लबोलहजा और अंदाज़ थे, गालियाँ भी एक-सी...

English, 1 month ago

Discuss why would I prefer to advertise awareness campaign on social media...

Math, 2 months ago

Construct a quadrilateral. ROAD with OA =8cm,AD=7cm, angleO=105°, angleD=90° and angleA =120°. measure angleR...

Science, 2 months ago

Image produced by a plane mirror is a. Virtual b. Of the same size c. Erect d. All of the above...

Sociology, 9 months ago

Examine the emergence of nation-state during colonialism.

Computer Science, 9 months ago

Raw facts are called......... and logical collection of facts is called.......

Math, 9 months ago

5x+4x=99 Follow me......... .

4) Prove that, cos⁶ + sin⁶ =1-3cos²+3cos⁴​

Answers

4) Prove that, cos⁶ + sin⁶ =1-3cos²+3cos⁴