Hello, afeasfaerw23231233!@

Consider the equation: .

(a) Let

Show that (*) can be written as: .

We have: .

Then: .

Let and we have: .

(b) Hence find the general solution of (*).

We have: .

Expand: .

Simplify: .

And we have the quadratic: .

. . which factors: .

. . and has roots: .

has no real roots.

. . Therefore: .