(5x - 4) ^ 2 please tell how to solve
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(5x−4)2
Rewrite
(5x−4)2 as (5x−4)(5x−4).(5x−4)(5x−4)
Expand
(5x−4)(5x−4)
using the FOIL Method.
Apply the distributive property.
5x(5x−4)−4(5x−4)
Apply the distributive property.
5x(5x)+5x⋅−4−4(5x−4)
Apply the distributive property.
5x(5x)+5x⋅−4−4(5x)−4⋅−4
Simplify and combine like terms.
25x2−40x+16
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