Is {(1, −9), (−8, 6), (−8, −5), (−7, −2)} a function or not?
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The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

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If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re