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Mary Keene Marrs

Mary Keene M.

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INSTANT ANSWER

6.2 Homework Comviete the tabe teion to find the hing d fferencet. (Tyed irtwoen or decimals.)

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INSTANT ANSWER

5.2 Homework 4 Cuntion \( 8.1 .2 .31-55 \) hentio? Cminitiote (a) ed ?? serive

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Points: 0 of Pent 1 of 3 a. Find a pewer function thet models the data b. Find a linear function that models the data. c. Visualy determine th each model is a good fit \begin{tabular}{|c|c|} \hline\( x \) & \( y \) \\ \hline 3 & \( 4.5 \) \\ \hline 5 & 81 \\ \hline 7 & 13 \\ \hline 9 & 17 \\ \hline \end{tabular} a. The power function is \( y= \) (Use integers or dedimals for ary numbers in the expession. Round to the neamet thousaneh as needed).

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Kathleen Carty verified

Numerade educator

Given the graph of a quadratic function, write the equation of the function in vertex form f(x) = a(x - h)^2 + k. f(x) = (Simplify your answer.)

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Kathleen Carty verified

Numerade educator

Graph the function to find the x-intercepts. y = x^2 - 4x - 32 Use the graphing tool to graph the equation.

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on 31 Hemewerk \[ y=-8 a^{2}+6 x-1 \] Swe the prophing was og gagh the tusibon. \[ \text { 3. } \begin{array}{r} \text { cick to } \\ \text { eriappe } \\ \text { gresh } \end{array} \]

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Kathleen Carty verified

Numerade educator

If a ball is thrown upward at 19.6 meters per second from the top of a building that is 30 meters high, the height of the ball can be modeled by S = 30 + 19.6t - 4.9t^2, where t is the number of seconds after the ball is thrown. Answer parts a through c. a. Find the t-coordinate and S-coordinate of the vertex of the graph of this quadratic function. The t-coordinate of the vertex of the graph of this quadratic function is t = (Simplify your answer.)

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Kathleen Carty verified

Numerade educator

The profit for a product can be described by the function P(x) = 202x - 5500 - x^2 dollars, where x is the number of units produced and sold. To maximize profit, how many units must be produced and sold? What is the maximum possible profit? To maximize profit, [] units must be produced and sold. (Simplify your answer.)

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Donna Densmore verified

Numerade educator

The annual total revenue for a product is given by R(x) = 54,000x - 9x^2 dollars, where x is the number of units sold. To maximize revenue, how many units must be sold? What is the maximum possible annual revenue? To maximize revenue, [ ] units must be sold. (Simplify your answer.)

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ANSWERED

Kathleen Carty verified

Numerade educator

The annual total revenue for a product is given by R(x) = 54,000x - 9x^2 dollars, where x is the number of units sold. To maximize revenue, how many units must be sold? What is the maximum possible annual revenue? To maximize revenue, [ ] units must be sold. (Simplify your answer.)

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