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Chi mi sa spiegare questa dervata (ln^2x)/x dx? Multiply matrices A and B of any sizes legally (no size compatibility requirment). What kind of matrix multiplication am I? Is three days enough to study for a calculous test? Find integers x and y such that 57x+79y=17, and 400 If you started with 3.60g of Copper and reacted it with an excess of nitric acid what mass of copper hydroxide would you expect to recover?