Suppose R is the triangle with vertices (-1, 0), (0, 1), and (1, 0).
(a) As an iterated integral, ∬_R (7x + 3y)^2 dA = ∫_A^B ∫_C^D (7x + 3y)^2 dx dy with limits of integration
A =
B =
C =
D =
(b) Evaluate the integral in part (a). Hint: substitution may make the integral easier.
Integral =