exam Maths Puzzle Numerical Ability

i totally dont understand this problem; (x-3/2)^2 * (1/x-3)^2
could someone may be explain how i should simplify it?

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exam Other Question

Factor using AC Method. 9x^2-15x-6 A fish is 75 cm long.The head is as long as the tail.If the head were twice as long and the tail were its present length,the body would be 45 cm long.How long is each portion of the fish?