# trigmid - Y=AsinB(x+C) + D sincos P: 2pi/B I: pi/2B tan: P...

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LOC 3sides a 2 =b 2 +c 2 -2bcCosA 2 sides incl. angle cosA= b 2 +c 2 -a 2/ 2bc LOS- two Ang. any Side 1 ang, opp S, adj S if given angle obtuse side opp is longer than other side 1 solution if given angle is obtuse side opposite is shorter than other, no solution if given acute, sin(A) = opp/adj, 1 sol Sin(A)< opp/adj, 2 sol Sin(A)> no solution Arcsin: D=(x:xE R, -1≤x≤1 R=(y:yE R, -pi/2 ≤y≤ pi/2 arcos: D=(x:xE R, -1≤x≤1 R=(y:yE R 0≤x≤pi arctan: D= x:xE R R= y:yE R –pi/2 ≤ x ≤ pi/2

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Unformatted text preview: Y=AsinB(x+C) + D sincos P: 2pi/B I: pi/2B tan: P pi/B I: pi/4B 1.sinAcosB + sinBcosA (sin+) 2.sinAcosB – sinBcosA (sin-) 3.cosAcosB – sinAsinB (cos+) 4.cosAcosB + sinAsinB (cos-) 5.sinAcosA ( sin2A) 6.cos 2 A – sin 2 A (cos2A) 7. 2tanA/1-tan 2 A (tan2a) 8.+- sq(1+cosA/2) (cosA/2) 9.+- sq(1-cosA/2) (sinA/2 10. sinA/1+cosA (tanA/2) 11. tanA + tanB/1-tanAtanB 12. tanA-tanB/1+tanAtanB...
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## This note was uploaded on 04/02/2011 for the course EXPOSITORY 101 taught by Professor Mr during the Spring '06 term at Rutgers.

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trigmid - Y=AsinB(x+C) + D sincos P: 2pi/B I: pi/2B tan: P...

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