adrianaalvarao adrianaalvarao

20-09-2021
Mathematics

contestada

Evaluate a2−b4 if a=−12 and b=2. Express your answer in the simplest form.

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DᴀʀᴋPᴀʀᴀᴅᴏx DᴀʀᴋPᴀʀᴀᴅᴏx

20-09-2021

let's solve :

[tex] \boxed{ \boxed{ {a}^{2} - {b}^{4} }}[/tex]

Plugging the values of a and b

[tex]( - 12) {}^{2} - (2 ){}^{4} [/tex]

[tex]144 - 16[/tex]

[tex]128[/tex]

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