- Rewrite cos(sin^(−1) x) as an algebraic expression in x?

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Complex analysis (attached photo)? Find the standard deviation of X=(Y+Z)/2, where Y and Z are the two outcomes of rolling a pair of dice.
Two ways, to get the answer? What is phenq? 1000 years ago did our faces evolve it has been 1000 years now do we all have shorter arms, shorter people? what do you think? thank u? Describe one advantage and disadvantage of obtaining energy from nuclear fission?

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