Question

use suitable special products to find each of the following: ( a/2 - 3 ) ( a/2 - 9 ) ​

Answer 1

Answer:

a^2/4+6a+18

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Answer 2

Answer:

[(x-a) (x-b) = x^2-ax-bx+ab]

(a/2-3) (a/2-9)= a^2/4-3a/2-9a/2+27

=>a^2-12a/2+27

=>a^2-6a+27.