Question

please help me friends​

Answer 1

Answer:

5 a^2bc

Step-by-step explanation:

the answer is above.

Answer 2

Question :

• Add : 2a²bc , 7a²bc , -4bca²

Answer:

$\\ \: \implies \bf \: 2 {a}^{2} bc \: + 7 {a}^{2} bc + ( - 4bc {a}^{2} )$

$\implies \bf \: 9 {a}^{2} bc - 4 {a}^{2} bc$

$\implies \bf \: 5 {a}^{2} bc$

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