yarellylopez6 yarellylopez6

13-10-2021
Mathematics

contestada

can someone plz help!!

can someone plz help class=

Respuesta :

Dragonlov46er Dragonlov46er

13-10-2021

Answer:

8.94427191...

Step-by-step explanation:

21*21 - 19*19 = [tex]x^{2} \\\\[/tex]

441 - 361 = [tex]x^{2}[/tex]

[tex]x^{2}[/tex] = 80

x = 8.94427191...

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