floodlife4381 floodlife4381

11-03-2020
Mathematics

contestada

The same style blanket in size B has width 2x + 10 and length 4x - 10. Write a polynomial

expression, in simplified form, that expresses the difference in area of the blankets A and B. Show

all your work.

Respuesta :

fahadkatsina fahadkatsina

16-03-2020

Answer:A=8x^2 + 20x - 100

Step-by-step explanation:

The area of rectangle is:

A= length × width

A= (2x+10)(4x-10)

So now expand the bracket8

A=8x^2 - 20x + 40x - 100

A=8x^2 + 20x - 100

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