What is treasury stock?

1. Why do corporations utilize different forms of equity?
2. On what balance sheet accounts does the issuance of common stock have an effect?
3. What is treasury stock?
4. How would the purchase of treasury stock affect a corporation’s balance sheet?

READ ALSO :   A series RLC circuit has a resonant frequency of 6.00 kHz. When it is driven at 8.00 kHz, it has an impedance of 1.00 kO and a phase constant of 45°.What are (a) R, (b) L, and (c) C for this circuit?