Compare the equation, y = 9x - 4x2, the graph below, and the table below. Which has the steepest rate of change from x = 1 to x = 2, and what is its value?
Updated 4/6/2014 8:10:31 AM
Original conversation
User: Compare the equation, y = 9x - 4x2, the graph below, and the table below. Which has the steepest rate of change from x = 1 to x = 2, and what is its value?

Weegy: A.x= -1.1/9
mark_reynolds|Points 77|

User: Solve the equation. x2 + 18x + 81 = 25

Weegy: x2 + 18x + 81 = 25 x2 + 18x + 56 = 0 (x+14)(x+4) =0 x = -14 or -4 (B)
rugmaker|Points 3513|

User: What value completes the square for the expression? x2 - 18x

Updated 4/6/2014 8:10:31 AM
Rating
3
The value that completes the square for the expression x^2 - 18x is 81.
x^2 - 18x + 81 = (x - 9)^2
Confirmed by andrewpallarca [4/6/2014 1:11:22 PM]

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