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Discover Questions

What are the best and most advanced calculators for a student studying a math intensive major such as Mechanical Engineering? W^44 + w^45 = ? Options : A)-1 B)-1/w C) 1/(-w^2) or none.
I know that w^3 = 1 the answer is c...how? Point A on a coordinate grid is at (3,4). What are the coordinates of R y=x (A) ? What is the difference between TED talks and TEDx talks? What is [1/cos(x)-sin(x) times tan(x)]/cosĀ²(x)?