Evaluate ∫ C ( 2 x − y ) d x + ( 4 y −...

Evaluate ∫ C ( 2 x − y ) d x + ( 4 y − x ) d y where C consists of the line segment from( 0 , 1 ) to ( 1 , 0 ), followed by the line segment from ( 1 , 0 ) to( 3 , 0 ), followed by the line segment from ( 3 , 0 ) to ( 2 , 2 ). Submit answer as a number rounded to two decimal places.

Expert Solution

milcah answered 2 years ago

given f(x,y)=4x^2+6xy-5y^2 A)what is df(x,y)/dx B)what is df(x,y)/dy C)what is d^2f(x,y)/dx^2 D)what is d^2f(x,y)/d^2 E)what is...

given f(x,y)=4x^2+6xy-5y^2 A)what is df(x,y)/dx B)what is df(x,y)/dy C)what is d^2f(x,y)/dx^2 D)what is d^2f(x,y)/d^2 E)what is d^2f(x,y)/dxdy

evaluate C (y + 4 sin x) dx + (z2 + 8 cos y) dy +...

evaluate C (y + 4 sin x) dx + (z2 + 8 cos y) dy + x3dz where C is the curve r(t) = sin t, cos t, sin 2t , 0 ≤ t ≤ 2π. (Hint: Observe that C lies on the surface z = 2xy.)

Find the volume of D= {(x,y,z): x^2+y^2+z^2<_ 4, x _>0, y_>0

2. Let Y = X^2+ X+1. (a) Evaluate the mean and variance of Y, if X...

2. Let Y = X^2+ X+1. (a) Evaluate the mean and variance of Y, if X is an exponential random variable. (b) Evaluate the mean and variance of Y, if X is a Gaussian random variable

Raw data ID X Y A 0 0 B 0 2 C 3 4 D 3...

Raw data ID X Y A 0 0 B 0 2 C 3 4 D 3 4 E 6 6 F 6 8 Standard scores ID STDX STDY A -1.22 -1.55 B -1.22 -0.78 C 0 0 D 0 0 E 1.22 0.78 F 1.22 1.55 1. What is the sum of squares regression? (correct answer is 36, please show work) 2. What can you conclude with ANOVA? (correct answer is Reject the null, p<0.01; type I error is possible,...

Let f (x, y) = c, 0 ≤ y ≤ 4, y ≤ x ≤ y...

Let f (x, y) = c, 0 ≤ y ≤ 4, y ≤ x ≤ y + 1, be the joint pdf of X and Y. (a) (3 pts) Find c and sketch the region for which f (x, y) > 0. (b) (3 pts) Find fX(x), the marginal pdf of X. (c) (3 pts) Find fY(y), the marginal pdf of Y. (d) (3 pts) Find P(X ≤ 3 − Y). (e) (4 pts) E(X) and Var(X). (f) (4 pts) E(Y)...

1. Evaluate: (a+b)/(c-d) + 9/(a+d) when a=5, b=3, c=8, d=4 a. 6 b. 3 c. 15/2...

1. Evaluate: (a+b)/(c-d) + 9/(a+d) when a=5, b=3, c=8, d=4 a. 6 b. 3 c. 15/2 d. 17/13 2. Solve for x: 5(x+3) = 35 a. 2 b. 7 c. 4 d. -4 3. Acid rain occurs primarily as a result of a. operating a nuclear power plant b. burning coal or oil containing sulfur c. by-products created by operating an oil refinery d. the use of Freon and other refrigerants 4. The "ozone holes" at the polar region arise...

For the differential equation (2 -x^4)y" + (2x -4)y' + (2x^2)y=0. Compute the recursion formula for...

For the differential equation (2 -x^4)y" + (2*x -4)y' + (2*x^2)y=0. Compute the recursion formula for the coefficients of the power series solution centered at x(0)=0 and use it to compute the first three nonzero terms of the solution with y(0)= 12 , y'(0) =0

Solve this differential equation y''+(-4-2-2)y'+(4+4+4+4)y=x y(0)=3-2 y'(0)=2-3 Answer it as y(x)=... and motivate all the steps...

Solve this differential equation y''+(-4-2-2)y'+(4+4+4+4)y=x y(0)=3-2 y'(0)=2-3 Answer it as y(x)=... and motivate all the steps of the calculation

1. Differentiate the following functions A. y=ln(x+sqrt(x^2 -1)) B. y=ln(sinx) C. y=xlnx-x D. y=e^x(sinx)

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