exam
Maths Puzzle
Numerical Ability
1/a^2+5a+6 / 1/a+3
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exam Other Question
please helps in this
let the pdf f(x) be positive at x=-1,0,1 and zero else where
1. if f(0) = 0.25 , find E(x^2)
2. if f(0) = 0.25 and if E(X) =0.25 , determine f(-1) and f(1)
The perimeter of an equilateral triangle is 18. Find its area.