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  1. S

    Find the points of inflection and discuss the concavity of the graph of the

    function please HELP ANSWER GIVEN? f(x) = x+2cosx, [0,2pi] The answer is point of inflection (pi/2, pi/2) and (3pi/2, 3pi/2) Concave up (0,pi/2)u (3pi/2, 2pi) concave down (pi/2, 3pi/2) PLEASE EXPLAIN
  2. S

    ideas to renew culture and the world?

    any ideas to renew a culture to make it better and to renew our world (eg. recycling ,peace) i dont really have any idea to do this. Thank u
  3. S

    is there ever been a war between buddhism to other religion?

    If so, can you describe it?
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