Find Numbers k

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College Algebra
Section R.4

Screenshot_20220412-033534_Samsung Notes.jpg
 
107.

(3x-2k)(4x+3k)=12x^2+kx-96

12x^2+ kx -6 k^2=12x^2+kx-96.........simplify
-6k^2=-96
k^2=-96/ -6
k^2=16
k=4
k=-4
 

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