f(x) = 3x + 21x
f(3) = ?
nt : 199
[tex] \mathbb \color{aqua} \underbrace{JAWABAN}[/tex]
72
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[tex] \mathbb \color{orange} \underbrace{PENYELESAIAN}[/tex]
[tex] \underline{ \overline{ \boxed{ \bold{diketahui}}}}[/tex]
- f(x) = 3x + 21x
[tex] \\ \underline{ \overline{ \boxed{ \bold{ditanya}}}}[/tex]
- f(3)
[tex] \\ \underline{ \overline{ \boxed{ \bold{jawab}}}}[/tex]
=> substitusikan x = 3 :
f(x) = 3x + 21x
f(3) = (3 × 3) + (21 × 3)
f(3) = 9 + 63
f(3) = 72
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[tex] \mathbb \color{red} \underbrace{KESIMPULAN}[/tex]
Jadi, nilai f(3) adalah 72
[tex] \colorbox{ff0000}{} \colorbox{ff4000}{}\colorbox{ff8000}{}\colorbox{ffc000}{}\colorbox{ffff00}{}\colorbox{c0ff00}{}\colorbox{80ff00}{}\colorbox{40ff00}{}\colorbox{00ff00}{}\colorbox{00ff40}{}\colorbox{00ff80}{}\colorbox{00ffc0}{}\colorbox{00ffff}{}\colorbox{00c0ff}{}\colorbox{0080ff}{}\colorbox{0040ff}{}\colorbox{0000ff}{}\colorbox{4000ff}{}\colorbox{8000ff}{}\colorbox{c000ff}{}\colorbox{ff00ff}{}\colorbox{ff00c0}{}\colorbox{ff00a0}{}\colorbox{ff0080}{}\colorbox{ff0040}{} [/tex]
f(x)=3x+21x
f(3)=3(3)+21(3)
f(3)=9+63
f(3)=72
[answer.2.content]