Question

i) 7xy(8x + 2y – 3) and 4xy(3y – 7x + 8)​

Answer 1

Step-by-step explanation:

Adding,

7xy(8x+2y−3) and 4xy

2

(3y−7x+8)

= 56x

2

y+14xy

2

−21xy+12xy

3

−28x

2

y

2

+32xy

2

= 12xy

3

−28x

2

y

2

+56x

2

y+46xy

2

−21xy

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