Mathematics, 15.11.2019 03:31 Bryansbaby03
The owner of a video game store creates the expression −2x2 + 28x + 20 to represent the store's weekly profit in dollars, where x represents the price of a new video game.
choose the equivalent expression that reveals the video game price that produces the highest weekly profit, and use it to determine that price.
a. −2(x − 7)2 + 118; x = $7
b. −2(x − 7)2 + 118; x = $118
c. −2(x2 − 14x) + 20; x = $14
d. −2(x2 − 14x − 10); x = $10
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The owner of a video game store creates the expression −2x2 + 28x + 20 to represent the store's week...
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