Add
ab-bc, bc-ca, ab-ca
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Answered by
2
Answer:
ab−bc,bc−ca,ca−ab
Adding we get,
ab−bc+bc−ca+ca−ab
=0
Answered by
0
Step-by-step explanation:
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)
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