Mathematics, 12.07.2019 04:00 asdf334asdf334
Find the area of the metal sheet below that is required to make this square-shaped traffic sign. 9x-2
Answers: 1
![\bf (9x-2)(9x-2)\implies \stackrel{9x(9x)}{81x^2}+\stackrel{9x(-2)}{(-18x)}+\stackrel{-2(9x)}{(-18x)}+\stackrel{-2(-2)}{(+4)} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill 81x^2-36x+4~\hfill](/tpl/images/0079/5859/53943.png)
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Find the area of the metal sheet below that is required to make this square-shaped traffic sign. 9x-...
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