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### How to study your flashcards.

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### 38 Cards in this Set

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• Back
 sin x opp/hyp, y/r, y cos x adj/hyp, x/r, x tan x opp/adj, y/x, m sin2x 2sinxcosx cos2x cos2x - sin2x 2cos2x - 1 1 - 2sin2x sin x cos (90 - x) sin (-30) -1/2 16 ^ 1/2 4 -27 ^ 1/3 -3 (-32) ^ -4/5 1/16 64 ^ 2/3 16 point slope formula y - y1 = m ( x - x1) Sketch y + sqrt x see deck Sketch y = x2 + x see deck Sketch y = -x - x2 see deck y = x3 see deck Sketch x = y2 - 1 see deck Sketch xy = -1 see deck Reciprocal a < b < 0 0 > 1/a > 1/b lim 1/0 infinity 1/infinity 0 lim 1/x x > 0+ infinity lim 1/x x > 0- - infinity lim 1/x x > infinity 0 f(x) lg --- g(x) sm infinity, OA, long division f(x) sm --- g(x) lg O, HA, y = 0 f(x) eq --- g(x) eq coefficients, HA, coefficients lim sinx x > 0 0 lim sinx x > infinity does not exist lim cosx x > 0 1 lim cosx x > infinity does not exist lim sinx/x x > 0 1 (hint: graphs) lim sinx/x x > infinity 0 (hint: graphs) lim cosx/x x > 0 does not exist lim cosx/x x > infinity 0 lim x/sinx x > 0 1 (hint: graphs) lim x/cosx x > 0 0 lim x/cosx x > infinity does not exist