Question

In: Math

a) Find the value of the Wronskian of the functions  f = x^7 and g = x^8...

a)

Find the value of the Wronskian of the functions  f = x^7

and g = x^8 at the piont  x = 1.

b)

Let  y be the solution of the equation y ″ − 5 y ′ + 6 y = 0

satisfying the conditions y ( 0 ) = 1 and y ′ ( 0 ) = 2.

Find ln ⁡ ( y ( 1 ) ).

c)

Let y be the solution of the equation  y ″ + 2 y ′ + 2 y = 0

satisfying the conditions  y ( 0 ) = 0 and y ′ ( 0 ) = 1.

Find the value of  y at x = π.

d)

Let y be the solution of the equation  y ″ + 6 y ′ + 9 y = 0

satisfying the conditions  y ( 0 ) = 0 and y ′ ( 0 ) = 1.

Find the value of the function   f ( x ) = ln [ (y(x))/(x)] at  x = 1.

e)

One of solutions of the equation y ″ − y ′ + y = x^2 + 3x + 5

is a function of the form y = A*x^2 + B*x + C.

Find the value of the coefficient C.

f)

One of solutions of the equation y ″ − 2 y ′ + 2 y = ( x + 1 ) e^x

is a function of the form y = ( A*x + B ) e^x.

Find the value of the coefficient B.

Solutions

Expert Solution


Related Solutions

Consider the following functions. f(x) = x − 3, g(x) = |x + 3| Find (f...
Consider the following functions. f(x) = x − 3, g(x) = |x + 3| Find (f ∘ g)(x). Find the domain of (f ∘ g)(x). (Enter your answer using interval notation.) Find (g ∘ f)(x). Find the domain of (g ∘ f)(x). (Enter your answer using interval notation.) Find (f ∘ f)(x). Find the domain of (f ∘ f)(x). (Enter your answer using interval notation.) Find (g ∘ g)(x). Find the domain of (g ∘ g)(x). (Enter your answer using...
if f and g are the functions whose graphs are shown, let u(x) = f(x)g(x) and v(x) = f(x)/g(x).
if f and g are the functions whose graphs are shown, let u(x) = f(x)g(x) and v(x) = f(x)/g(x) (a) Find u'(1) (b) Find v'(5).
Let f(x) and g(x) be two generic functions. Assume limx→0(f(x)+2g(x))=2 & limx→0(f(x)−g(x))=8. Compute limx→1(f(lnx)/g(x2−x)). A. It...
Let f(x) and g(x) be two generic functions. Assume limx→0(f(x)+2g(x))=2 & limx→0(f(x)−g(x))=8. Compute limx→1(f(lnx)/g(x2−x)). A. It cannot be computed B. 2 C. 4 D. -3 E. -4
Let P(x) = F(x)G(x) and Q(x) = F(x)/G(x), where F and G are the functions whose graphs are shown.
Let P(x) = F(x)G(x) and Q(x) = F(x)/G(x), where F and G are the functions whose graphs are shown.(a) Find P ' (2)(b) Find Q ' (7)
Let f(x) = 5x+3 and g(x) =2x-5. Find (f+g)(x),(f-g)(x),(fg)(x), and (f/g) (x). Give the domain of...
Let f(x) = 5x+3 and g(x) =2x-5. Find (f+g)(x),(f-g)(x),(fg)(x), and (f/g) (x). Give the domain of each. (f+g) (x) = (f-g)(x) = (fg)(x) = (f/g)(x) = The domain of f+g is_ The domain of f-g is_ The domain of fg is _ The domain of f/g is _ Please at the end provide showed work.
Sketch the region and find the area completely enclosed by the functions f(x)=x2-1 and g(x)=1-x
Sketch the region and find the area completely enclosed by the functions f(x)=x2-1 and g(x)=1-x
For f(x)=9x+5 and g(x)=x2 find the following composite functions and state the domain of each a)...
For f(x)=9x+5 and g(x)=x2 find the following composite functions and state the domain of each a) f o g b) g o f c) f o f d) g o g a. the domain of f o g is b. (g o f )(x)= a. the domain of g o f is c. ( f o f )(x)= the domain of f o f is d. ( g o g)(x)= the domain of g o g is
Consider the following function. f(x) = x^2 − 49 / x − 7 Find each value....
Consider the following function. f(x) = x^2 − 49 / x − 7 Find each value. (If an answer does not exist, enter DNE.) f(−7) = _____ lim x→−7 f(x) = _______ Determine whether the function is continuous or discontinuous at x = −7. Examine the three conditions in the definition of continuity.
For the following functions f and g : f(x, y) = e ax − (1 −...
For the following functions f and g : f(x, y) = e ax − (1 − a)lny a > 0 g(x, y, z) = −3x 2 − 3y 2 − 3z 2 + 2xy + 2xz + 2yz 1. Calculate the Hessian matrices of f and g noted Hf (x, y) and Hg(x, y, z) 2. Show that Hg(x, y, z) is define negativly for all (x, y, z) ∈ Dg 3. For what value o a is , Hf...
f(x) and g(x) are both functions with Domains and Codomains all positive Reals. f(x) = 2x2...
f(x) and g(x) are both functions with Domains and Codomains all positive Reals. f(x) = 2x2 and g(x) = 4x - 1.   If f(g(x) = 8, what is x? a 2 b 1/2 c 3/4 d None of the above ____________________________ If f(x) = 7x + 3 and g(x) = 4 - x3, then what is g(f(-2))? a 87 b 1335 c 12 d -13 ___________________________________ Let R be the relation from A to B, where A = {1,2,3} and...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT