SIII 4. Evaluate 3 (cos 30°)2 +2 (sin 60°)2 without using a calculator. 12. Given that...
evaluate without using a calculator. sin^-1(sin(-17pi/6)) (1 point) Evaluate without using a calculator. (Use symbolic notation and fractions where needed.) sin-' [sin(174) ) = 0 help (fractions)
Seard 2. Evaluate without using a calculator. Draw a picture. Show and label where your answer lies. What is the reference angle? Write your answer as an exact value. You must show your work. Do not skip steps. v2 2 a. sin b. tan (13) 3. Find the length of the arc s intercepted by a central angle 0 = 330 in a circle of radius r =6 in. Round your answer to the nearest tenth. 1 4. If cos...
-/1 POINTS MCKTRIG8 4.7.057. Evaluate without using a calculator. cos(cos-19) Submit Answer
Assume sin S = {}, cos S = 4, sin T = 1, cos T = Find the given quantities without using a calculator. Give answer as a fraction (for instance on half would be written 1/2) Sin (S +T)= Cos (S+T)=
-/1 points MCKTRIG7 5.5.011. 0/100 Submissions Used Evaluate the expression below without using a calculator. sin( 2 c05-1 V637)
7b) Evaluate the expressions without using a calculator. Show your work. a. arcsin (- 12) = w b. arccos (- 12) =
help please!! Evaluate the integral using the two different methods given. S sin 0 cos do, A. Use Substitution Rule with u = sin(0) B. Use Identity: sin(20) = 2 sin 0 cos 0. Show all work on your paper. Label each answer with the part (A or B). Let y = f(x) be a continuous function. f(-2) = -4, f(1) = 0, and f(3) = -2 Domain of Y is (-0,00). For all æ in (-0, 1) U (3,...
3. Evaluate determinants of (SH cos no sin nel 1-sin no cos nel 114 | 2 15 2 51 o 8 8 -21
r(t) = 10 sin(300t + 60°) cos(x - 90) sin(x) v(t) 10 cos(300t- 30°) ω = 300, Mag = 10, θ =-30° v 102-30 MLP Mcos(P) +jMsin(P) v = 10 cos(-30) +j10 sin(-30) Step 1: Convert to Cosine Step 2: Identify Frequency, Magnitude, and Phase Step 3: Convert to real/imag form = 8.66-J5 Step 4: Solve Step 5: Convert Back
27 Without using a calculator, compute the sine and cosine of by using the reference angle. 3 What is the reference angle? radians. In what quadrant is this angle? (answer 1, 2, 3, or 4) sin 21 3 COS () 2 3 (Type sqrt(2) for 2 and sqrt(3) for 3.) Without using a calculator, compute the sine and cosine of 135° by using the reference angle. (Type sqrt(2) for 2 and sqrt(3) for V3.) What is the reference angle? degrees....