Question

Factorise 18abc +16ab+2c+4

Answer 1

Answer:

18abc+16ab+2c+4

= 2(9abc+8ab+c+2)

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Answer 2

Question: Factorize 18abc +16ab+2c+4

Answer:

⇔18abc +16ab+ 2c+ 4

⇔2 (9 abc + 8 ab + c + 2)

⇔2 (ab (9c + 8) + c + 2)

⇔ab (18c + 16) + 2c + 4

⇔ (ab+2c) (18c+16) are the factors of 18abc +16ab+2c+4