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 2 The existence of a contradiction between the two cases related to division 2 How I can write this in polar form? 1 Cosine Fourier series 1 absolute value global/local Minima and Maxima (piecewise function) 1 How to prove that the intersection of 3 planes is a line?

### Reputation (148)

 +35 The existence of a contradiction between the two cases related to division -2 Which trigonometric identity is applicable to show $\sin\left(\frac{(2n+1)\pi}{2a}(x + a)\right) = \cos\left(\frac{(2n+1)\pi x}{2a} + n\pi \right)$? +15 a funktion that behaves in the way of acceleration at start, and a constant force after a set time.. +15 Cosine Fourier series

### Questions (4)

 0 Is there an equivalence between a graded vector space and its degree-shifted counterpart? 0 Finding the inverse of a degree-$5$ polynomial using its graph 0 Is this ODE a well-known and studied one? 0 Existence of solutions for general nonlinear system of equations

### Tags (21)

 2 polynomials × 3 1 continuity 2 complex-numbers 1 analytic-geometry 2 divisibility 1 limits 1 calculus × 2 1 maxima-minima 1 fourier-series 0 graphing-functions × 2

### Bookmarks (2)

 2 Making sense of Wikipedia derivation of the invariance of the spacetime interval 1 Is there a notion of discriminant in general systems of nonlinear algebraic equations?

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