Question

Sum of a – b + ab, b + c – bc and c – a – ac is

(a) 2c + ab – ac – bc (b) 2c – ab – ac – bc

(c) 2c + ab + ac + bc (d) 2c – ab + ac + bc ​

Answer 1

Answer:

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Step-by-step explanation:

a – b + ab + b + c – bc + c – a – ac

= 2c + ab – ac – bc

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Answer 2

Answer:

a) 2c + ab - ac - bc

Step-by-step explanation:

a - b + ab + ( b + c - bc) + ( c - a - ac)

a - b + ab + b + c - bc + c - a - ac

answer: 2c + ab - bc - ac