- Verify the identity. (7 points) sin(x+pi/2)=cosx?

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What is the half-life in years of cobalt-60, if its decay constant is: 4.18x10^-19 s^-1? 0.036 kg =- mg How do I solve this problem please show me step by step. Thank you! Just started learning conversions.? Go find kills? If shotgun proteomics is much more efficient, why would one ever use conventional
methods? Given that a=1 and b=9 in the triangle, find sinA?

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