Latest IIT-JEE Aptitude Question SOLUTION: Four persons independently solve a certain problem correctly with probabilities 1/2, 3/4 ,1/4,1/8. Then the probability that the problem is solved correctly by at least one of them

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Previous Question: The area enclosed by the curves y = sinx + cosx and y = |cosx - sinx| over the interval [0,90 degree] is Next Question: For 3i^3 matrices M and N, which of the following statement(s) is (are) NOT correct ? (A) NTMN is symmetric or skew symmetric, according as M is symmetric or skew symmetric (B) MN, NM is skew symmetric for all symmetric matrices M and N (C) MN is symmetric for all symmetric matrices M and N (D) (adj M) (adj N) = adj(MN) for all invertible matrices M and N

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Four persons independently solve a certain problem correctly with probabilities 1/2, 3/4 ,1/4,1/8. Then the probability that the problem is solved correctly by at least one of them is: Asked In IIT-JEE MAN (11 years ago); Unsolved; Is this Puzzle helpful? (2) (0) Submit Your Solution

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Previous Question: The area enclosed by the curves y = sinx + cosx and y = |cosx - sinx| over the interval [0,90 degree] is Next Question: For 3i^3 matrices M and N, which of the following statement(s) is (are) NOT correct ? (A) NTMN is symmetric or skew symmetric, according as M is symmetric or skew symmetric (B) MN, NM is skew symmetric for all symmetric matrices M and N (C) MN is symmetric for all symmetric matrices M and N (D) (adj M) (adj N) = adj(MN) for all invertible matrices M and N

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