Find the coordinate a if m (-5,-9) is the midpoint of ab and b has coordinate of (3,-5)

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step-by-step explanation:

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step-by-step explanation:

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

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