Question

3(Sin^6 theta +cos^6theta)-2(sin^4theta +cos^4theta) -1=0

Answer 1

Answer:

Step-by-step explanation:

3(sin∧6theta +cos∧6theta)-2(sin∧4theta+cos∧4theta)-1

3-2-1         (∵sin²theta+cos²theta=1)

∴3(sin∧6theta+cos∧theta)-2(sin∧4theta+cos∧theta)-1=0

Hence proved