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16) w(x) = 4x + 4; Find w(x + 4)

Sagot :

[tex]\\ \tt\hookrightarrow w(x)=4x+4=4(x+1)[/tex]

Now

[tex]\\ \tt\hookrightarrow w(x+4)=4(x+4+1)[/tex]

[tex]\\ \tt\hookrightarrow w(x+4)=4(x+5)[/tex]

[tex]\\ \tt\hookrightarrow w(x+4)=4x+20[/tex]