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the factors of the following polynomial are given below.choose the right factors that correspond to each given polynomial and write your answer on your answer sheet​​

the factors of the following polynomial are given belowchoose the right factors that correspond to each given polynomial and write your answer on your answer sh class=

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#1

[tex]\\ \ast\rm\longmapsto (x-9)(x+9)[/tex]

[tex]\\ \ast\rm\longmapsto x^2-9^2[/tex]

[tex]\\ \ast\rm\longmapsto x^2-81[/tex]

#2

[tex]\\ \ast\rm\longmapsto (2x-7)(2x+7)[/tex]

[tex]\\ \ast\rm\longmapsto 2x^2-7^2[/tex]

[tex]\\ \ast\rm\longmapsto 4x^2-49[/tex]

#3

[tex]\\ \ast\rm\longmapsto (4x-9y)(4x+9y)[/tex]

[tex]\\ \ast\rm\longmapsto 4x^2-9y^2[/tex]

[tex]\\ \ast\rm\longmapsto 16x^2-81y^2[/tex]

#4

[tex]\\ \ast\rm\longmapsto (5x-1)(5x+1)[/tex]

[tex]\\ \ast\rm\longmapsto 5x^2-1^2[/tex]

[tex]\\ \ast\rm\longmapsto 25x^2-1[/tex]

#5

[tex]\\ \ast\rm\longmapsto (9x-20y^2)(9x+20y^2)[/tex]

[tex]\\ \ast\rm\longmapsto 9x^2-(20y^2)^2[/tex]

[tex]\\ \ast\rm\longmapsto 81x^2-400y^2[/tex]

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