yadudeitsyaboi yadudeitsyaboi

13-10-2020
Mathematics

contestada

can you look at this please
what is the value of a? What is the value of b?

can you look at this please what is the value of a What is the value of b class=

Respuesta :

13-10-2020

Answer:

[tex]\huge\boxed{a=36;\ b=-9}[/tex]

Step-by-step explanation:

[tex](6x-3)(6x+3)=ax^2+b\qquad|\text{use}\ (a-b)(a+b)=a^2-b^2\\\\(6x)^2-3^2=ax^2+b\\\\6^2x^2-9=ax^2+b\\\\36x^2-9=ax^2+b\Rightarrow a=36;\ b=-9[/tex]

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