PreCal Practice for SOS #11
 Solve 7 - 6sinx = 3 + 2sinx  for 0≤θ≤180ο120ο180ο135ο150ο or 30ο √6 - √2         4√6 + √2          4Find the exact value of cos15ο.√6/4√2 Find the magnitude of the horizontaland vertical components of a velocityof 23 mph at an angle of 16ο with theground.horizontal: 191mph, vertical: 6mphhorizontal: 6mph, vertical: 22mphhorizontal: 22mph, vertical: 10mphhorizontal: 22mph, vertical: 6mph A commercial passenger jet is flying withan airspeed of 135 knots on a bearingof N45οE.  If a 32-knot wind is blowingat a bearing of S79οE,determine the velocity and directionof the jet relative to the ground.120.1 knots, S55οE129.2 knots, S35οE155.2 knots, N55οE155.2 knots, N35οE An airplane is traveling due east with avelocity of 563mph.  The wind blows at76mph at an angle of S43οE.What is the resultant speed and directionof the plane?617.3mph, S84.8οE617.3mph, S5.2οE620mph, S9.5οE620.3mph, S85.2οE How many triangles are there that satisfythe conditions a=13, b=6 and A =61ο?02not possible1 Given a triangle with a=14, A=41ο, and B=34οWhat is the length of c? 21.620.619.622.6 5.328.114.110.6What is the length of a?Given a triangle with b=7, c=9 and A=36ο B40ο9Solve ∆ABCA60ο(round to the nearest degree ornearest tenth in length)C
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