dpazmembreno

23.06.2019 • 

Mathematics

Which of the following are statistical questions? select all that apply. a. how many hours a night do you spend on homework? b. how many hours do the students in this class sleep each night? c. what is your favorite ice cream flavor? d. how many books did the students at this school read over the summer? e. how many letters are in the first name of each person in this class? f. how many chocolate chip cookies were made in the bakery last week?

Ответ:

fatty18

04.01.2023

Mathematics

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2x²+9x-5

Step-by-step explanation:

Area of a rectangle = Length * Width

If the adjacent sides are 2x – 1) and (x + 5), the area is calculated as;

A = (2x – 1) * (x + 5).

A = 2x²+10x-x-5

A = 2x²+9x-5

Hence the area of the rectangle with the adjacent sides is  2x²+9x-5

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