Question

. Which of the following are the factors of a2 + ab +bc + ca​

Answer 1

Answer:

a² + bc + ab + ac

Rearranging the terms , we get

= a² + ab + ac + bc

= ( a×a + a×b )+( a×c+b×c )

Take a and c common in

first and second brackets

respectively, we get

= a( a + b ) + c( a + b )

Again take ( a + b )

common , we get

= ( a + b )( a + c

Step-by-step explanation:

Answer 2

Hope it helps all.

#Radhe krishna