यदि ϕ = 2x<span style="position: relative; line-height: 0; vertical-...

12xy 2 z 4 + 4x 2 z 4 + 20x 3 y 2 z 3

2x 2 y 2 z + 4x 3 z 4 + 24x 3 y 2 z 2

12xy 2 z 4 + 4x 3 z 4 + 24x 3 y 2 z 2

4xy 2 z + 4x 2 z 4 + 24x 3 y 2 z 2

यदि ϕ = 2x3y2z4 तो ∇2ϕ क्या है?

12xy²z⁴ + 4x²z⁴ + 20x³y²z³

2x²y²z + 4x³z⁴+ 24x³y²z²

12xy²z⁴ + 4x³z⁴ + 24x³y²z²

4xy²z + 4x²z⁴ + 24x³y²z²