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I need help with this math problem it seems simple but im confused.? Whats 1+1 equall to? I need to solve for x (sin 2x - cos x) /(cos 2x + sin x -1) = sin (pi + x)? Calculate the dilution factor if the sample volume is 30 microliter and the diluent volume is 270 microliter? Can someone help me solve this math problem: Rewrite the Expression as a production of four linear facotrs. Look at pic for expression?