Question

1) Using (x + a) (x + b) = x

2 + (a + b)x + ab, Find :

103  98


2) Simplify :

(105x - 4y) (1.5x + 4y + 3) - 4.5x + 12y


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Answer 1

Answer:

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Answer 2

Step-by-step explanation:

a 1 + 2 + 3 + 8 equal to 29

x x + b equal to 19