5. Prove the following identity. Make sure you clearly show your steps. Start with one side...

Question

Question

Answer 1

Answer #1

:o) (sina + Cos x) = 1+ Sin 2x This result follows almost divectly from the following • (a+b)² = a²+206 +6² Sin?() + Cos(u) )

Answer 2

Similar Homework Help Questions

Seard 2. Evaluate without using a calculator. Draw a picture. Show and label where your answer...

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-cosy 6. Prove that following identity. Remember to only work on one side of the equation....

1-cosy 6. Prove that following identity. Remember to only work on one side of the equation. 1 1 + = 2csc? x 1-cosx I
Make sure you show your work clearly, use calculus, and box your final answer. No work...

Make sure you show your work clearly, use calculus, and box your final answer. No work = No credit. You may use a calculator, DESMOS, notes, and book. 1. (8 points) Let y = -x3 + 6x2 - 5 a. Find all critical numbers for f(x). b. Find the absolute extrema on the interval [-1, 3). Clearly label your answers. c. Find the absolute extrema on the interval [1, 3). Clearly label your answers. 2. (6 points) Let y =...

NOTE: Show all steps in your solutions. Only partial credit will be given if steps are...

NOTE: Show all steps in your solutions. Only partial credit will be given if steps are not shown though the final answer is correct. 1. Show that the real and imaginary parts of the complex-valued function f(2) = cot z are - sin 2x sinh 2 u(x, y) v(x,y) cos 2.c – cosh 2y' cos 2x - cosh 2y (cot z = 1/ tan ) [20 points)
please help me and show all the steps and make sure it's correct [10pts.) 5. Find...

please help me and show all the steps and make sure it's correct [10pts.) 5. Find dy and the equation of the tangent line at the point (x,y)=(-2, 0) on the curve r = 21-sin(@)). Include a graph of the polar curve with the orienation indicated. dx [10 pts.) 6. Graph the polar equations r = 5 cos(30) and r = 3cos() for --/2S15 /2. Label any key points needed to find the area that lies in the common interior...
1. You are responsible for unit conversions - make sure your units are correct 2. Clearly...

1. You are responsible for unit conversions - make sure your units are correct 2. Clearly state all assumptions you used for a problem 3. Make sure to write down the equations you are using and show all your work 4. If it can't be read the solution is worth nothing-use clear handwriting 5. All sketches/plots must have a legend and labelled axes (with units)

please help me and show all the steps and make sure it's correct [10 pts] 3....

please help me and show all the steps and make sure it's correct [10 pts] 3. Find the area inside the asteroid given by the parametric equations x = 4 cos' (t) and y = 4sin) for Osts 27. Show the setup of the integral and use your TI84's "fnint command to find the area.. [10 pts.) 4. Find the arc length of the asteroid given by the parametric equations x = 4 cos' (t) and y = 4 sin()...
Make sure to show the steps, please. Thank you! 2. Find the standard deviation of this...

Make sure to show the steps, please. Thank you! 2. Find the standard deviation of this probability distribution. Give your answer to at least 2 decimal places x P(x) 0 0.1 1 0.25 2 0.3 3 0.35
Can you please solve this question using clear detailed steps and indicating the part number next...

Can you please solve this question using clear detailed steps and indicating the part number next to each and every answer please? Thank you! PS: WILL GIVE A THUMBS UP FOR THE CLEAREST CORRECT ANSWER :) (1 point) (a) Using a trig identity, write x(t) 2 cos(8t) 4 sin(8t) using only one cosine function. x(t)- (b) Using a trig identity, write x(t)-2 cos(8t)+4 sin(8t) using only one cosine function. help (formulas) help (formulas) (c) Using a trig identity, write x(te(2...

Please show all the steps clearly. Express the following signal, x{n), in a form such that...

Please show all the steps clearly. Express the following signal, x{n), in a form such that z-transform tables can be applied directly. 3. In other words, write it in a form such that the power of 0.25 is (n-1) and the argument of sin is also expressed with a (n-1) multiplier. u[n 1 xn] (0.25) sin _ (n-1+1)) (n-1) Hint: Express sin( n) identity for Sin(A+B) and then expand using use the trig as sin = sin Express the following...