Question

(b) Find the value of k, so that differential equation (y+kxy-2x)dx+(3xy+20x²y³dy = 0 is exact .

Answer 1

Answer:

$) - 3 { | \times y03 - | { {123621 {0 = \div \times - 6. | \leqslant \div | \times \frac{?}{?} }^{?} }^{?} }^{2} | | }^{?} \times \frac{?}{?}$