Question

factorise the 18a²-50​

Answer 1

Answer:

(3aroot2-4root)(3aroot2+5root2) hopeyou find it helpfull

Step-by-step explanation:

Answer 2

Step-by-step explanation:

⇒ 18a2 – 50 = 2 (9a2 - 25)

⇒ 18a2 – 50 = 2 ((3a)2 – 52)

using the identity (a + b) × (a – b) = a2 – b2

here a = 3a and b = 5

therefore 18a2 – 50 = 2 (3a + 5) (3a – 5)