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DLS
 one year ago
Best ResponseYou've already chosen the best response.1A better method than binomial expansion? :/

Yahoo!
 one year ago
Best ResponseYou've already chosen the best response.1sinx + 1/sinx = 2 sin^2 x +1 = 2sinx sin^2x  2sinx + 1 = 0 Use Quadratic Formula to find the value of sinx

DLS
 one year ago
Best ResponseYou've already chosen the best response.1no use of quadratic formula..it is simply (sinx1)^2=0 sinx=1 ....)
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