Question

Subject: Factorization
1. Factorise:
(a) 14m5n4p² - 42m7n3p⁷ - 70m6n4p³
(b) 2a²(b² - c²) + b² (2c² - 2a²) + 2c²(a² - b²)

2. Express the following as in the form of (a + b)(a - b):
(i) a² - 64
(ii) 20a² - 45b²
(iii) 32x²y² - 8
(iv) x² - 2xy + y² - z²
(v) 49x² - 1

Note:
Please explain how you got the answer.
Don't spam or else reported.

Answer 1

Answer:

Two condensers, one of capacity C and the other of capacity as shown. C are connected to a V-volt battery,

V

The work done by battery in charging fully both the condensers is

Explanation:

areey bhai itne dino baad kese ho krh