sin^2x – cos^2x – 1 assumes the least value for set of given values of x given bya. x= npie +(-1)^n+1(pie/6) x=npie+(-1)^n(pie/6)x+npie+9-1)^n(pie/3)x=npie-(-1)^n(pie/6)
muktesh singh , 10 Years ago
Grade 11
