Tasnimfatihrans
Answered


A)

[tex] {x}^{2} - x + 12[/tex]
B)
[tex]x {}^{2} + x - 12[/tex]
C)
[tex] {x}^{2} - 7x + 12[/tex]
D)
[tex]x {}^{2} + 7x - 12[/tex]
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Sagot :

Sodiumrans

Adım adım açıklama:

Dikdörtgenin alanı kısa kenar×uzun kenar formülü ile bulunur.

Kısa kenar=x-4

Uzun kenar=x-3

(x-4).(x-3)

[tex] {x}^{2} -3x-4x+12[/tex]

= [tex] {x}^{2} - 7x + 12[/tex] olacaktır

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