Use the given information to find each value. cost = 0<t<A/2 (a) cos 2t (No Response)...
Pre Calc/Trig NAME Evaluation Opportunity &**** 10:1710.2 Use the given information to solve for the remaining parts of the triangle. If two solutions exist, find both. Put your answers in the box provided. Round the sides to the nearest tenth and angles to the nearest degree. Law of Sines: sin Asin B sin C Law of Cosines a' =b+c-2bc cos A a 1. mZA= 36, mZB= 98, c = 18 2. a = 4, b=7, c= 9 Solution: Solution:
Use the information given about the angle 8 to find the exact value of each trigonometric function tan = - 10, sin < 0 0 e e (a) sin (20) (b) cos (20) 2 (d) cos 2 (e) tan 20 (f) tan 2 (c) sin
e the information given about the angle o oso< 2t to find the exact valne in (20) cos(20) c) sin d) cos ž e) tan(2o). fltan Ž 1. Sino=15, ococt 11. tan o="13, TCO < 3/2 find the use the half exact value zl. Sin 22.5 angle formulas to of each expression, 29. sin (-/B)
2. Find the Laplace transform of the following functions (a) f(t)3t+4 (b) cos(2Tt) (c) sin(2t T) (d) sin(t) cos(t) "Use Trig. Identity" (e) f(t) te 2t use first shifting theorem
Use a double angle formula to find the exact value of cos 117 use Law of Cosine or Law of Sines to find the missing parts of the triangle: a. A = 25°, b = 12, c = 20 b. A = 30°, B = 100°, and c = 25 Find all of the trigonometric functions form the tant = and O< t < 7.
' cos(3t), t<n/2, 2. Let f(t) = sin(2t), 7/2<t< , Write f(t) in terms of the unit step e3 St. function. Then find c{f(t)}.
1. Let ABCDE be a regular pentagon on the unit sphere S with each side equal to s and each angle equal to 4pi/5. Find the exact value of cos a. Noticed that as in Euclidean geometry a regular pentagon called a spear can be inscribed in a spherical circle The only ideas that can be used include: area ABC-RA2(A+B+C-Ipi), the Pythagorean theorem: Cos c-cos a cos b. Vectors-dot product cross product, sin A-sin a/sin c; coS A-COs a sin...
Question 9 Let r(t)={cos 2t, sin 2t, V5t) a) Find the unit tangent vector and the unit normal vector of r(t) at += TI (Round to 2 decimal places) TE)= NG) = < b) Find the binormal vector of r(t) at t = TT 2 (Round to 2 decimal places) BC) =< A Moving to another question will save this response.
3. (20 points) A system has an impulse response given by h (t) sin (2t) rt (a) Find the frequency response function of this system H (w). (b) Find the frequency domain output Y (w) if the input to the system is z (t) cos (3t).
Use the information given about the angle 0,05 Os 2n, to find the exact value of sin (20). 31 cos = 21 29 <o<21 2 840 O A. 841 B. 41 841 840 841 D. 41 841