exam Maths Puzzle Numerical Ability

(3y^2+1)(3y^2-1) Find the product.

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To clarify....Please help me solve the indicated operation. Thanks!

4.5-3.4^2 / 6-8.2 (the period is for multiplication) the sum of two numbers is eighteen. the total of three times the smaller and twice the larger is forty-four. find the two numbers