Let D = {(x, y) E R2 | x2 + 4y? R? Select all that apply. of." . Es ( rcase, ,sine) arde 0 V/ 4 - 1 2 f(x, y) dy da 2rf(2r cos 0, r sin 0) dr de O $(2r cost, rsin 0) dr de f(x, y) dx dy 2rf(2r cos, rsin 0) dr de O rf(2r cos 0, r sin 0) dr de 0 V/4 - 2 2 f(x, y) dy da