Question

y=(sin^(4)x-cos^(4)x+sin^(2)x cos^(2)x)/(sin^(4)x+cos^(4)x+sin^(2)x cos^(2)x) x in(0 (pi)/(2)) then 1.-(3)/(2)<=y<=(1)/(2) 2.1<=y<=(1)/(2) 3.-(5)/(3)<=y<=1 4.none of these​

Answer 1

Answer:

sorry I didn't know about the answer