Question

fatore :
a) 7ax-7a+bx-b
b)5a²x-5a²m-10a²

Answer 1

a)  7ax -7a + bx - b =    7a(x - 1) + b(x - 1) = (x - 1 )( 7a + b)

b)  5a² x - 5a²m - 10a² =  5a²( x - m - 2)