using the suitable identity find the following products (2x/9 minus 1/2) (2x/9 minus 1/2)
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Step-by-step explanation:
(a-b)2=a^2+2ab+b^2
(2x/9-1/2)^2
= (2x/9)^2 + 2 ( 2x/4)(1/2) + (1/2)
= 4x^2/81 + 4x/8 + 1/4
=4x^2/81 + 1/2 + 1/4
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