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Q2) a) Find the energy of the signals x(t) and y(t) below: TIP: use the trigonometric identity: sin²(t) = ½ (1 − cos(2x)) x(1) sin t TT y(1) ㅠ b) Find the energy of the signal z(t)=x(t)+y(t). c) Sketch the signals r(t)=2 sin(t) * (u(t) — u(t-2π)); and s(t) = 2 sin(2t) * (u(t) – u(t-2π))

Q2) a) Find the energy of the signals x(t) and y(t) below: TIP: use the trigonometric identity: sin²(t) = ½ (1 − cos(2x)) x(1) sin t TT y(1) ㅠ b) Find the energy of the signal z(t)=x(t)+y(t). c) Sketch the signals r(t)=2 sin(t) * (u(t) — u(t-2π)); and s(t) = 2 sin(2t) * (u(t) – u(t-2π))

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Q2) a) Find the energy of the signals x(t) and y(t) below: TIP: use the trigonometric identity: sin²(t) = ½ (1-cos(2x)) x(1) sin t ㅠ y(t) ㅠ t b) Find the energy of the signal z(t)=x(t)+y(t). c) Sketch the signals r(t)=2 sin(t) * (u(t) — u(t-2π)); and s(t) = 2 sin(2t) * (u(t) – u(t-2π))
Transcribed Image Text:Q2) a) Find the energy of the signals x(t) and y(t) below: TIP: use the trigonometric identity: sin²(t) = ½ (1-cos(2x)) x(1) sin t ㅠ y(t) ㅠ t b) Find the energy of the signal z(t)=x(t)+y(t). c) Sketch the signals r(t)=2 sin(t) * (u(t) — u(t-2π)); and s(t) = 2 sin(2t) * (u(t) – u(t-2π))
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