E-bookFigure 1.10 An automobile shopNOTEBOOKD=62102.A rising river. The measurement of snowfall in the mountains allowscity planners to model the projected depth of a river running through the cityover the next year. The model is10(t175)2 + 75,0002500 + (t-175)²where D is the depth in feet and t is the time in days since January 1.a. Plot the graph of river depth over a 1-year period.b. Flood danger occurs when the river reaches a depth of 33 feet. Does thecity need to prepare for a flood this year?

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Figure 1.10 An automobile shop 102. A rising river. The measurement of snowfall in the mountains allows city planners to model the projected depth of a river running through the city over the next year. The model is D= 10(t175)2 + 75,000 2500 + (t-175)² where D is the depth in feet and t is the time in days since January 1. a. Plot the graph of river depth over a 1-year period. b. Flood danger occurs when the river reaches a depth of 33 feet. Does the city need to prepare for a flood this year?