Question: 2 If sin () = Y and t is in the 3rd quadrant, find cos (). Question Help: B VIDEO [B Written Example If sin












2 If sin () = Y and t is in the 3rd quadrant, find cos (). Question Help: B VIDEO [B Written Example If sin 0 = and O terminates in QI, then cos 0 = Question Help: Written ExampleUse the figure below to evaluate each trigonometric function of angle A. Answer exactly. sin (4) = cos(A) = tan(A) = cot (A) = sec (A) = csc (A) = i ) ) Question Help: [ VIDEO A right triangle has side a opposite angle A, side b opposite angle B, and side as the hypotenuse (opposite right angle C). The length of one side and the measure of one angle are given. Use a calculator to find the length of each remaining side to 4 decimal places. b=12, /B=21 a = Cc = Question Help: B VIDEO [B Written Example Graph the function and state the amplitude, period and midline. State the maximum and minimum y- values and the corresponding z-values on one period for z > 0. f(z) =5sin(3z) +1 6+ 51 4L 31 5| 7+ I+ 21 -3+ 4+ -5+ =6 1 Clear All Draw: '\\/\\} '\\A} Amplitude: :] Minimum: ( :]) Maximum: (:]:]) Question Help: B VIDEO [@ Written Example Graph the given function. State the period, amplitude, phase shift, and vertical shift of the function. y = - cos (a+ ?) 0.5 t/2 -J/4 JU/2 35t/4 53t/4 3Jt/2 73t/4 20t 95t/4 5JE/2 0.5 -1 Clear All Draw:MM Period: Amplitude: Phase Shift: Vertical Shift: Question Help: B Written ExampleFind the exact value without a calculator. w5 L] Question Help: B VIDEO [ Written Example Find the exact value without a calculator. @) Question Help: B VIDEO [ Written Example Find the exact value. )= cos | = 12 Sum and Difference Formulas Question Help: B VIDEO [ Written Example \fFind all solutions on the interval 0
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