1903rans
Answered

f(x)=x²+3x+1

f(a+2)-f(a)=?     acill yapın şunu lütfenn

Sagot :

f(a)=[tex]a^2+3a+1[/tex]

 

f(a+2)=[tex](a+2)^2+3(a+2)+1[/tex]=[tex]a^2+2a+4+3a+6+1[/tex]

 

f(a+2)-f(a)=[tex]a^2+2a+4+3a+6+1[/tex]-[tex]a^2+3a+1[/tex]=2a+10

 

 

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