tolong dong no 5 matematika

f(x) = (x²+1)(x³+1) 
      [tex]=x^5+x^2+x^3+1[/tex]
[tex]f'(x) =5x^4+2x+3x^2[/tex]
[tex]f'(2) =5.2^4+2.2+3.2^2[/tex]
[tex]f'(2) =5.16+2.2+3.4[/tex]
[tex]f'(2) =80+4+12[/tex]
f'(2) = 96