darkwolfman3
darkwolfman3 darkwolfman3
  • 03-02-2020
  • Mathematics
contestada

Write a polynomial that represents the area of the shaded region

Write a polynomial that represents the area of the shaded region class=

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ariannaclampitt39
ariannaclampitt39 ariannaclampitt39
  • 01-03-2021

Answer:

solve for area1: (a+9)(2a+5)

let A be the area

A1=(a+9)(2a+5)

A1=2a²+23a+45 sq. unit

solve for A2; (a+4)(a+4)

A2=(a+4)²

A2=a²+8a+16 sq. unit

solve for the area of the shaded region:

A=A1-A2

A=(2a²+23a+45)-(a²+8a+16)

A=a²+15a+29

the answer is a²+15a+29sq.units.

Step-by-step explanation:

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