RD Sharma Class 10 EX 11.1 Q 49: If sin theta+cos theta=x prove sin^6 theta+cos^6 theta=4-3(x^2-1)^2

RD Sharma CBSE Class 10 Chapter 6 Trigonometric Identity EX 6.1 Q 86

[AyushChand-kwmc]

Sir I have solved this question many times with my friends at home and reached to the answer

[AlokKumar-yzuw]

Thankyou sir for explaining in such a nice way

[anubhav.]

Sir aap ye batayi ki a^3+ b^3 ka formula ye bhi ho skta hai na a+b (a^2+b^2-ab

[Talentedninja-xx]

Your explanation just swoops into my head. Huge thanks to you sir for such a great and easy explanation.❤📐