16 20 Q 1. A photographer needs a frame for a 16 x 20 inch picture, such that the total area is 340 in?. Calculate the width of the frame. Which of the following quadratic equations would be used when solving this? O 2z? + 36z = 20 O 2x + 72 = 20 O 4z? + 72x = 20 O 4z? + 36z = 20

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