Question

Add
Ab-bc and bc-ca​

Answer 1

Answer:

Algebraic expressions:

Terms:

Addition of algebraic expressions:

Solution:

= ab -ab -bc+bc-ca+ca. = 0.

= a-a -b +b -c+c+ab+bc+ac. = ab + bc + ca.

iii) 2p²q²– 3pq + 4, 5 + 7pq – 3p²q² = (2p²q²- 3pq + 4) + (5 + 7pq - 3p²q²) ...

iv) (l² + m²) + (m² + n²) + (n² + l²) + (2lm + 2mn + 2nl)

Answer 2

here is your answer marke as brainlirst