F(x)=x^2-2x+3 g(x)=x^2-2x-4 Find f(g(-2)

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The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.