
Grade 12IIT JEE Entrance Exam
- Find the area of the surface generated by revolving one arch of the cycloid x=a(t-sint), y=a(1-cost) ,0
- Find the area of the surface generated by revolving one arch of the cycloid x=a(t-sint), y=a(1-cost) ,0

Let S={x:x belongs to R(√3+√2)^(x^2-4) - (√3-√2)^(x^2-4)=10}. Then n(S) is equal to-
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