01-11-2022
Mathematics

Answered

This was an exceptionally dry year for portions of the southwestern United States. Monthly precipitation in Phoenix, Arizona, was recorded in the table and is modeled by y = –0.04088x2 + 0.4485x + 1.862.

In what month did Phoenix receive the lowest amount of precipitation?

Month (x)

Precipitation

January

2.27 inches

February

?

March

?

April

?

May

?

June

?

July

?

August

?

September

2.59 inches

October

?

November

?

December

?

Sketch a graph or fill in the table to answer the question.
January
February
November
December

Answer :

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