Question

•Factorise:

(a) 14m5n4p2 - 42m7n3p7 - 70m6n4p3 (b) 2a2(b2 - c2) + b2(2c2 - 2a2) + 2c2(a2 - b2)

•The area of a rectangle is 6a2 + 36a and 36a width.

Find the length of the rectangle.

•What are the common factors of the following terms?

(a) 25x2y, 30xy2 (b) 63m3n, 54mn4​

Answer 1

Answer:

63m 3n 54Mn 4

Step-by-step explanation:

6a,(%)7(2 @(273($6