Pls show step by step, on how to get the ans? 3. Simplify the following expressions:...
pls do 3.30,3.31, and 3.32 give u thumbsup Fig.8-18 3.30 Show that 3t5 +108 4 15t +1 is an allowable change of parameter for all t. 3.31 Find an allowable change of parameter which maps the interval 0<t2 onto 00. 3.32 Compute the length of the are x= et(cos t)e, + et(sin t)eg + eteg, 0 t T. Ans. 3(e-1) Referring to Problem 8.28, find are length as a function of e along the hypocycloid. 3.33. (TO-r) cos e +r...
need help with these questions as soon as possible PROBLEM 3: Simplify the following expressions (to review the properties of the unit impulse): a. f(t 5)6(t -5) etn dt PROBLEM 4: Mathematical Review Problem 1.54(a, b, d) PROBLEM 5: a) Consider the signal t) defined below 0, t<0 n(t) = t<2 t, 0, 1 t2 2 Write a single equation for xi(t) using the unit step function (i.e. do not use bracket notation). b) Sketch the signal z2(t) = u(t...
please simplify Problem 2.3 Evaluate or simplify the following integrals or expression as much as possible (show your work). (a) L, 8(t)x(t – 1)dt (e) , 8(at)dt (i) cos(10zt) [8(t) + 8(t + 5)] sin (b) 8(t – T)x(t)dt (f) 8(2t – 5) sin nt dt (c) L 8(t)x(r – t)dt cos (x - 5)|6(x – 3)dx (sin ke (B) e*-2 8(w) (k) 6(r – t)x(t)dt (d) (h) Jt-11 t+9 8(1 – 3)đr Problem 2.3 Evaluate or simplify the following...
Use algebraic techniques to simplify trigonometric expressions Question Considering only the values of B for which sec (1 + cos p)(1 - cos B) is defined, which of the following expressions is equivalent to sec (1 + cos )(1 - Cosp)? Select the correct answer below: O1 O sec Btan B O cosB loooo sec B O sin Ptan
question 2 asap plz Simplify the following expressions: (a) (6-j8)4.3 1. (b) [ 1 +jv3 26 (c) Re [ j(1+ ei t/3)] Sketch the two-sided spectrum which includes the values of amplitude a spectral line (without using Fourier Transforms or Fourier Series) for th signals: (a) x(t) 16 sin(3Tt)16 cos(15mt) 2.
help answer this step by step please a, b, c 1. (09 pts.) Simplify the following into a single term. Use exact numbers. b. sin(5y) - sin(8y) C. 1- (sin z - cos z)? a. sin(–3x) cos(-x) – cos 6 – 3x) sin(-x)
Please show step-by-step solution and explain. Thanks! For each one of the following functions of t, indicate whether they are periodic or not. If periodic, indicate its period, and if not periodic, indicate why. Assume n is a positive integer. Sin (b) sin (xt) +cos (V3t) (c) sin ( 쭉 ) + cos (2nt) + sin ( 2F) + sin( (d) cos (2nt) (e) cos (xt) - cos (t) (f) sin (nt) cos (2nt) )
mechanical engineering analysis help, get from problem to solution, pls show all work, thanks. Problem 2. Find the Fourier series approximation of the following periodic function f(x), where the first two leading cosine and sine functions must be included. f(x) Angle sum formulas for sine / cosine functions sin(A + B) = sin A cos B + cos A sin B sin(A – B) = sin A cos B – cos A sin B TT cos(A + B) = cos...
1270) Refer to the LT table. f(t)=7. Determine tNum,a,b and n. ans:4 1271) Refer to the LT table. f(t)=4t. Determine tNum,a,b and n. ans:4 1272) Refer to the LT table. f(t)=5t^2. Determine tNum,a,b and n. ans:4 1273) Refer to the LT table. f(t)=7exp(3t). Determine tNum,a,b and n. ans:4 1274) Refer to the LT table. f(t)=8(1-exp(3t)). Determine tNum,a,b and n. ans:4 Table of Laplace Transforms le transforms of some common functions are given in Table 36-1. Instead of ansforming a function...
please show step by step so i can understand how u get the answer so i can reciprocate in the future thank you!! Consider the homogeneous linear system. X' = (1 -%)x Find a general solution of the system. est x=c(")e + c3(11) x = c1 (1) et + c2 (?)e3t x = c1 (e' + c2 (3) e3t ce() et (i)e * = C1 + C2 e-3t