Damian goes to a store an buys an item that costs xx dollars. He has a coupon for 20% off, and then a 9% tax is added to the discounted price. Write an expression in terms of xx that represents the total amount that Damian paid at the register.

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d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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a) 0,0; 1,1; and 2,2

step-by-step explanation:

these have the exact same coordinates, thus they are the correct function.