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Factor: cot^4 (x) + 2cot^2 (x) + 1? What mass (in grams) of Mg(NO3)2 is present in 145 mL of a 0.150 M solution of Mg(NO3)2? Can you explain why too.
Thanks? Im 13 and took 800mg of ibuprofen due to im pain ive asked this question on here already but noone will answer. i need to know if it was ok? Prove the Identity: sin^3 A + cos^3 A / sin A + cos A = 1 - sin A cos A? What is the significance of the large redshifts of quasars?