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Discover Questions

What two functions can be composed to produce pos-cos? positive cosine? 2x^2-4x+3. Find where the tangent line is horizontal, parallel to the line given by y=2x+1 and perpendicular to the line given by y =2x+1? (a+sqrt(b))^(2) = 49+12 sqrt(b) where a and b are integers and b is prime and find a and b? Does any of the seven recently discovered exo-planets have an atmosphère ? What happens when electricity goes into the computer printed circuit board and when does it become some data?

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