Question

1. Identifique as leis de formação que representam funções polinomiais de 1° grau:
a) y= 2x - 7

b) y= 4 - 2x

c) y= x2 - 3

d) y= - 4x

e) y= 5

ME AJUDEM PLISSS​

Answer 1

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$\Huge\boxed{\sf{\underline{Func_{\!\!,}\tilde{a}o~de~1^{\underline{o}}grau}}}\\\huge\boxed{\boxed{\boxed{\boxed{\boxed{\sf f(x)=ax+b}}}}}\\\boxed{\begin{array}{c}\sf{a\longrightarrow coeficiente~angular}\\\sf{b\longrightarrow coeficiente~linear}\end{array}}$

$\tt a)~\sf y=2x-7\longrightarrow\acute{e}~func_{\!\!,}\tilde{a}o~de~1^{\underline{o}}grau\\\tt b)~\sf y=4-2x\longrightarrow\acute{e}~func_{\!\!,}\tilde{a}o~de~1^{\underline{o}}grau\\\tt c)~\sf y=x^2-3\longrightarrow n\tilde{a}o~\acute{e}~func_{\!\!,}\tilde{a}o~de~1^{\underline{o}} grau\\\tt d)~\sf y=-4x\longrightarrow \acute{e}~func_{\!\!,}\tilde{a}o~de~1^{\underline{o}}~grau\\\tt e)~\sf y=5~ n\tilde{a}o~\acute{e}~func_{\!\!,}\tilde{a}o~de~1^{\underline{o}}grau$

Answer 2

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