Question

1. diketahui f(x)=3x+1, f(0)
2. diketahui f(x)=x²+x-2, nilai dari f(3) adalah ...

Answer 1

Verified answer

Bab Fungsi
Matematika SMP Kelas VIII

1] f (x) = 3x + 1
    f (0) = 3 . 0 + 1
            = 0 + 1
            = 1

2] f (x) = x² + x - 2
    f (3) = 3² + 3 - 2
           = 9 + 3 - 2
           = 10 

Answer 2

1. f(0) =3.0+1
= 0+1
= 1

2. f(3) = 3²+3-2
= 9+3-2
= 10