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Suppose a test has a mean of 74 and a standard deviation of 4. 95 percent of all scores would fall between what two values? 4x^2+16x-5=0? Can someone please give me two disadvantages of thermometric titration over indicator titration? X-5/x-8＜=-4? Simplify the expression as much as possible.
1/sin(t)cos(t)−1/tan(t)=?