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Problem #7; Consider the functions f(t = e' and g(f) = e 3 defined on 0...
Problem #6: Find the Laplace transform of the following functions 4 0<t 3 9 tz3 (a)...
Problem #6: Find the Laplace transform of the following functions 4 0<t 3 9 tz3 (a) f(t) (b) f(t) 9>10 7 0 t2 6 0 t</9 cos[10(/9) tz n/9 f(f = symbolic Enter your answer as a function of s, as in these examples Problem #6(a): symbolic Enter your answer as a function of s, as in these examples Problem #6(b): Enter your answer as a symbolic function of s, as in these examples Problem #6(c):
Problem #6: Find the...
Problem #12: The inverse Laplace transform f( = £"{F(s)} of the function ei(-3s +8) F(s) s249...
Problem #12: The inverse Laplace transform f( = £"{F(s)} of the function ei(-3s +8) F(s) s249 is of the form g(i) U[h{f)]. (a) Enter the function g(t) into the answer box below (b) Enter the function A(t) into the answer box below. Enter your answer as a symbolic function of t. as in these examples Problem #12(a): Enter your answer as a symbolic function of t, as in these examples Problem 12(b) Submit Problem #12 for Grading Just Save Problem...
Problem #16; Use the Laplace transform to solve the following initial value problem y2y35 t-4), y(0)...
Problem #16; Use the Laplace transform to solve the following initial value problem y2y35 t-4), y(0) = 0. y'(0) 0 The solution is of the form Ug(t] h(t). (a) Enter the function g(f) into the answer box below. (b) Enter the function h(t) into the answer box below Enter your answer as a symbolic function of t. as in these Problem #16(a): examples Enter your answer as a symbolic function of t. as in these examples Problem 16(b): Submit Problem...
Problem #9: The graph of f(t) is given below. 5 4 3 2 2 10 4 -1 1 (a) f() can be represented using the following combin...
Problem #9: The graph of f(t) is given below. 5 4 3 2 2 10 4 -1 1 (a) f() can be represented using the following combination of Heaviside step functions а U(t - 3) + b U(t - 4) + с U(t - 9) Enter the constants a, b, and c (in that order) into the answer box below. (b) Find the Laplace transform F(s) = Pf()} for s 0. a, b, c (in that order), separated with commas....
Consider the following initial value problem. y′ + 5y = { 0 t ≤ 1 10...
Consider the following initial value problem.
y′ + 5y =
{
0
t ≤ 1
10
1 ≤ t < 6
0
6 ≤ t < ∞
y(0) = 4
(a)
Find the Laplace transform of the right hand side of the above
differential equation.
(b)
Let y(t) denote the solution to the above
differential equation, and let Y((s) denote the
Laplace transform of y(t). Find
Y(s).
(c)
By taking the inverse Laplace transform of your answer to (b),
the...
Problem #8: Consider the following integral equation, so called because the unknown dependent variable y appears...
Problem #8: Consider the following integral equation, so called because the unknown dependent variable y appears within an integral sin[4(t- w) y(w) dw = 82 This equation is defined for t z 0. (a) Use convolution and Laplace transforms to find the Laplace transform of the solution (b) Obtain the solution y(t) Enter your answer as a symbolic function of s, as in these examples Problem #8(a) Enter your answer as a symbolic function of t, as in these examples...
Problem #6: Consider the following integral equation, so called integral because the unknown depe...
Problem #6: Consider the following integral equation, so called integral because the unknown dependent variable y appears within an This equation is defined for t0 (a) Use convolution and Laplace transforms to find the Laplace transform of the solution (b) Obtain the solution y(t) Enter your answer as a symbolic function of s, as in these examples Problem #6(a): Enter your answer as a symbolic function of t, as in these examples Problem #6(b): Just Save Submit Problem #6 for...
(1 point) How many different functions f : S + T can be defined that map...
(1 point) How many different functions f : S + T can be defined that map the domain S = {1,2,3,...,6} to the range T = {1,2,3,..., 15) such that f is NOT one-to-one? Enter your answer in the box below. Answer =
Problem #8: A rod of length 9 coincides with the interval [0,9] on the x-axis. Consider...
Problem #8: A rod of length 9 coincides with the interval [0,9] on the x-axis. Consider the heat equation in the special case when k=1 if both ends are held at temperature zero for all t> 0. The initial temperature is f(x) throughout where f(x) = a sin(876x) + b sin(4x) The solution to the heat equation under the above conditions is of the form u (x, t) = a g1(x, t) + b g2(x, t) (a) Enter the function...
1. Consider a smooth function f(t) defined on 0 t
Applied Mathematics Laplace Transforms
1. Consider a smooth function f(t) defined on 0 t<o, with Laplace transform F(s) (a) Prove the First Shift Theorem, which states that Lfeatf(t)) = F(s-a), where a is a constant. Use the First Shift Theorem to find the inverse trans- form of s2 -6s 12 6 marks (b) Prove the Second Shift Theorem, which states that L{f(t-a)H(t-a))-e-as F(s), where H is the Heaviside step function and a is a positive constant. Use the First and...
Problem #6: Find the Laplace transform of the following functions 4 0<t 3 9 tz3 (a) f(t) (b) f(t) 9>10 7 0 t2 6 0 t</9 cos[10(/9) tz n/9 f(f = symbolic Enter your answer as a function of s, as in these examples Problem #6(a): symbolic Enter your answer as a function of s, as in these examples Problem #6(b): Enter your answer as a symbolic function of s, as in these examples Problem #6(c):
Problem #6: Find the...
Problem #12: The inverse Laplace transform f( = £"{F(s)} of the function ei(-3s +8) F(s) s249 is of the form g(i) U[h{f)]. (a) Enter the function g(t) into the answer box below (b) Enter the function A(t) into the answer box below. Enter your answer as a symbolic function of t. as in these examples Problem #12(a): Enter your answer as a symbolic function of t, as in these examples Problem 12(b) Submit Problem #12 for Grading Just Save Problem...
Problem #16; Use the Laplace transform to solve the following initial value problem y2y35 t-4), y(0) = 0. y'(0) 0 The solution is of the form Ug(t] h(t). (a) Enter the function g(f) into the answer box below. (b) Enter the function h(t) into the answer box below Enter your answer as a symbolic function of t. as in these Problem #16(a): examples Enter your answer as a symbolic function of t. as in these examples Problem 16(b): Submit Problem...
Problem #9: The graph of f(t) is given below. 5 4 3 2 2 10 4 -1 1 (a) f() can be represented using the following combination of Heaviside step functions а U(t - 3) + b U(t - 4) + с U(t - 9) Enter the constants a, b, and c (in that order) into the answer box below. (b) Find the Laplace transform F(s) = Pf()} for s 0. a, b, c (in that order), separated with commas....
Consider the following initial value problem.
y′ + 5y =
{
0
t ≤ 1
10
1 ≤ t < 6
0
6 ≤ t < ∞
y(0) = 4
(a)
Find the Laplace transform of the right hand side of the above
differential equation.
(b)
Let y(t) denote the solution to the above
differential equation, and let Y((s) denote the
Laplace transform of y(t). Find
Y(s).
(c)
By taking the inverse Laplace transform of your answer to (b),
the...
Problem #8: Consider the following integral equation, so called because the unknown dependent variable y appears within an integral sin[4(t- w) y(w) dw = 82 This equation is defined for t z 0. (a) Use convolution and Laplace transforms to find the Laplace transform of the solution (b) Obtain the solution y(t) Enter your answer as a symbolic function of s, as in these examples Problem #8(a) Enter your answer as a symbolic function of t, as in these examples...
Problem #6: Consider the following integral equation, so called integral because the unknown dependent variable y appears within an This equation is defined for t0 (a) Use convolution and Laplace transforms to find the Laplace transform of the solution (b) Obtain the solution y(t) Enter your answer as a symbolic function of s, as in these examples Problem #6(a): Enter your answer as a symbolic function of t, as in these examples Problem #6(b): Just Save Submit Problem #6 for...
(1 point) How many different functions f : S + T can be defined that map the domain S = {1,2,3,...,6} to the range T = {1,2,3,..., 15) such that f is NOT one-to-one? Enter your answer in the box below. Answer =
Problem #8: A rod of length 9 coincides with the interval [0,9] on the x-axis. Consider the heat equation in the special case when k=1 if both ends are held at temperature zero for all t> 0. The initial temperature is f(x) throughout where f(x) = a sin(876x) + b sin(4x) The solution to the heat equation under the above conditions is of the form u (x, t) = a g1(x, t) + b g2(x, t) (a) Enter the function...
Applied Mathematics Laplace Transforms
1. Consider a smooth function f(t) defined on 0 t<o, with Laplace transform F(s) (a) Prove the First Shift Theorem, which states that Lfeatf(t)) = F(s-a), where a is a constant. Use the First Shift Theorem to find the inverse trans- form of s2 -6s 12 6 marks (b) Prove the Second Shift Theorem, which states that L{f(t-a)H(t-a))-e-as F(s), where H is the Heaviside step function and a is a positive constant. Use the First and...
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