**Find the zero of the polynomial in each of the following cases:**

**(i)** ** (ii)** **(iii)** **(iv) **

**(v) ** ** (vi) ** **(vii) ** are real numbers.

**Solution (i)**

Finding zero of is same as solving equation

Therefore, -5 is zero of the polynomial

**Solution (ii)**

Finding zero of is same as solving equation

Therefore, 5 is zero of the polynomial

**Solution (iii)**

Finding zero of is same as solving equation

Therefore, is zero of the polynomial

**Solution (iv)**

Finding zero of is same as solving equation

Therefore, is zero of the polynomial

**Solution (v)**

Finding zero of is same as solving equation

Therefore, 0 is zero of the polynomial

**Solution (vi)**

Finding zero of is same as solving equation

Therefore, 0 is zero of the polynomial

**Solution (vii)**

are real numbers.

Finding zero of is same as solving equation