11 u, (0.1) = 0, u(2. t) = 0, u(x,0) = 8cos-6cos 981

Q: Suppose Cov(X,Y) = 231. What is Cov(8.6X, 3.4Y)?

A: The objective of this question is to find the covariance of the two variables 8.6X and 3.4Y given…

Q: 3) Find x if IS = x and IQ = 2x – 5 S. R

A: given,     IS=x , IQ=2x-5

Q: 31 5.4. u = -5 -F 0 -1 2 2 pendent in R4? If not find an explicit non-trivial linear relationship…

A:

Q: Evlute y" +1

A:

Q: Evaluate the expression a+b a+b when a=23a=23 and b=45b=45. Write in simplest form

A: # the expressions are printed twice , taking them once given a=23 and b=45 The value of a+b is as…

Q: Noah invests $3,600 for two years.   The account pays 0.43% monthly compound interest. To the…

A: Given the given invest=$3,600 Interest rate=0.43%(compounded monthly) Time=2 years Apply formula…

Q: (ax-3 (x+4)8 Degreez co EGAelents

A: The detailed solution is given below Thank you

Q: 3. Determine the standard matrix of a linear transformation in 3D that rotates a vector…

A: Given: Let us consider, Axis =300,Projects on plane x=2y

Q: Approximate V(2.03)² + (0.8)² + (2.1)² using a linear approximation.

A: To approximate: 2.032+0.82+2.12 Consider a function, fx,y,z=x2+y2+z2 The linear approximation of a…

Q: 3. Find y': y = 5sin3x

A: The given function is, y=5sin3x We need to find the derivative of the given function. The derivative…

Q: 6. Given r + y° = 1, find y"

A:

Q: Evaluode Lim [x]+[2x ]+ n2

A: We know that, x-1<x≤x Therefore, 2x-1<2x≤2x ⇒3x-1<3x≤3x . . . ⇒nx-1<nx≤nx ∴ (x + 2x + 3x…

Q: 5. Show that dS = 0. lav

A: The objective is to show that, ∮∂VdS=0. Let V=cT where c is a constant vector. Now by divergence…

Q: y 3 y = V x 1 (1, 1) X = 8 y = X 2 4 6 8

A: The given figure is We have to find the area of the region bounded by the curves.

Q: 5. x' = 1 1 6 161 611 X

A: Given : x'=116161611x To find : The solution of the given differential equation . We solve by…

Q: Find the point on y = 4+ x² that is closest to (1, 1). 0 (0,4) O (0.142, 4.020) O (0.545, 4.194) O…

A:

Q: 4 (0) = 4l6)=3 Soluhon DE: Y= 64,-442

A:

Q: es New Let x, = 1 ,x, = 2, f(1) = a, ƒ (2) = 2a, Q11(0.5) = 3. Then a = Select one: а. 7 b. 4 с. 6…

A: image is attached

Q: -6 B) [ x In(x) 12

A: First I have used the property of logrithmic and made the integral easy and then by substitution…

Q: 2. Compute the value of | V25–x² dr

A: Given data:   The given integral expression is I=∫0525-x2dx.     Assume x=5sint, and differentiate…

Q: 3. Theorem ZG =. 101 H

A:

Q: 1+ sinr Select one: a. -tanx + secx + c b. tanx + secx + c C. 1. +e 1 COSI d. tanx secx + c

A: First do some simplification in expression than integrate.

Q: II. Evaluate the following. 1. z = ji

A: Given: z=jj

Q: Determine if S3 e S3 is solvable.

A:

Q: Suppose Cov(X,Y) = 590. What is Cov(1.7X, 3.1Y)?

A: The objective of this question is to find the covariance of the two variables 1.7X and 3.1Y given…

Q: 22) S, S** xdydx=? А. 1/3 В. % С. 3/2 D. 5/6

A: The given integral is ∫01∫0x+1x dy dx

Q: Let flx)=x² and! gix)-Xr4. Find (gof)は) (fog)l-5)= (gof)(-5)= こくい(6。)

A: We have to find fog(x) ,gof(x)

Q: Solve the D. E. to the I. V. P. sinx(e-y + 1)x' – cosx = 1, y(0) = 0 %3D %3D (1 – e') (1 + cos.x) =…

A: We will find out the required solution.

Q: The given table indicates the transactions at a bank for one teller for one day. Letting C represent…

A:

Q: for z = In(2® + y*). Find

A:

Q: Let X=(1,0, – 1, - /2)'. Then, ||X||, =| Select one: а. -1- V3 b. -V3 O C. 2 +/2 d. -V2

A:

Q: 12v2r| (v2 - ) a

A: We will use property of absolute function and split the interval in two parts

Q: 3) Find the mZT= %3D

A:

Q: If z = 3x² + y² and (x, y) changes from (1, 1) to (1.05, 0.9), compare the values of Az and dz. dz =…

A: The objective of the question is to compare the values of Δz and dz for the given function z = 3x² +…

Q: Find y’'. 9. if y = (x² + x + 1)²

A: As per guidelines we have to solve the 1st one. Again upload for another solution

Q: what values of k will

A: Given,              f(x, y)=(x+iy)2+x-ikyx+iy