Factorise : 1). a^2+ab+ac+bc 2). a^2-ac+ab-bc Share with your friends Share 0 Varun Rawat answered this 1. a2 + ab + ac + bc=a2 + ab + ac + bc=aa+b + ca+b=a+ca+b2. a2 - ac + ab - bc=aa - c + ba - c=a + ba - c 0 View Full Answer