Calculus
posted by Salman .
Suppose that ∫∫_D f(x,y)dA=3 where D is the disk x^2+y^2<=16. Now suppose E is the disk x^2+y^2<=144 and g(x)=3f(x/3,y/3), what is the value of the integral of
∫∫_E g(x,y)dA?

sed
Respond to this Question
Similar Questions

Calculus
Evaluate the triple integral ∫∫∫_E (x)dV where E is the solid bounded by the paraboloid x=10y^2+10z^2 and x=10 
Calculus
Evaluate the triple integral ∫∫∫_E (x+y)dV where E is bounded by the parabolic cylinder y=5x^2 and the planes z=9x, y=20x and z=0. 
Calculus
Find the integral by substitution ∫ [(16 x3)/(x4 + 5)] dx ∫[ 4 x/(√{x2 + 3})] dx ∫ 8 x2 e4 x3 +7 dx PLEASE help with all three. i'd really appreciate it 
Help Evaluating Integrals
1.) ∫ (2)/(x4) dx 2.) ∫ sec^2x tanx dx 3.) ∫ 2 csc^2 xdx 4.) ∫ (3) / sqtr(x+3) dx 5.) ∫ (2x1) / (x^2  x) 
Integral Help
1.) ∫ (sin x) / (cos^2 x) dx 2.) ∫ (1) / (1+x^2) dx 3.) ∫ xe^x^2 dx 4.) ∫ x^2 sinx dx 5.) ∫ (lnx) / (x) dx 
Calculus 2 correction
I just wanted to see if my answer if correct the integral is: ∫(7x^3 + 2x  3) / (x^2 + 2) when I do a polynomial division I get: ∫ 7x ((12x  3)/(x^2 + 2)) dx so then I use u = x^2 + 2 du = 2x dx 1/2 du = x dx = ∫7x … 
Calculus
Alright, I want to see if I understand the language of these two problems and their solutions. It asks: If F(x) = [given integrand], find the derivative F'(x). So is F(x) just our function, and F'(x) our antiderivative? 
Calculus III
Use symmetry to evaluate the double integral ∫∫R(10+x^2⋅y^5) dA, R=[0, 6]×[−4, 4]. (Give your answer as an exact number.) ∫∫R(10+x^2⋅y^5) dA= 
Calculus
Which of the following integrals represents the volume of the solid formed by revolving the region bounded by y=x^3, y=1, and x=2 about the line y=10? 
Calculus II
So I'm trying to integrate a function using partial fractions. Here is the integral of interest: ∫(3x^2+5x+3)/[(x+2)(x^2+1)]dx. Since the numerator's degree of the polynomial is lesser than that of the denominator's degree, it …