Directions: Read the following quadratic equations carefully and answer the…

Directions: Read the following quadratic equations carefully and answer the question given below.

(i) x × x − 3x − √(4x2) = −6
(ii) y2 − √(81y2) = −(4 × 5)
(iii) (z2 × √(625z6)) ÷ (5z3) + (4 × 7) = 39z
(iv) p2 − (3 × 5)p = 7 × (−8)

Find the L.C.M. of the larger roots of x, y, z and p.