A relation is plotted as a linear function on the coordinate plane starting at point C at (0, −1)and ending at point D at (2, −11) . What is the rate of change for the linear function and what is its initial value?

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The rate of change is
0
and the initial value is
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What term makes it inconsistent y=2x - 4

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10