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UH-1 Fungsi

Authored by mykhaila alma

Mathematics

1st Grade

Used 15+ times

UH-1 Fungsi
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui fungsi f(x) = 3x2 - 2x + 5, nilai dari f(3) adalah ...

26

20

25

27

38

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui fungsi  h(x)=x5h(x)=\sqrt{x-5}  , jika diberikan nilai x = 2, maka hasil yang diperoleh adalah ...

 3\sqrt{3}  

 9\sqrt{9}  

 7\sqrt{7}  

tak terdefinisi

0

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui fungsi f(x) = x2 + 2x dan g(x) = 3x + 5. Rumus fungsi dari (f + g)(x) adalah ...

x2 + 6x + 5

x2 - x - 5

x2 + 5x + 5

3x3 + 11x2 + 10x

x2 - 5x + 10

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Fungsi kuadrat y = 2x2 + 3x - 2 memiliki titik puncak ...

(64, 58)\left(-\frac{6}{4},\ -\frac{5}{8}\right)

(34, 258)\left(\frac{3}{4},\ \frac{25}{8}\right)

(48, 825)\left(-\frac{4}{8},\ -\frac{8}{25}\right)

(34, 28)\left(-\frac{3}{4},\ \frac{2}{8}\right)

(34, 258)\left(-\frac{3}{4},\ -\frac{25}{8}\right)

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Fungsi  f : R  Rf\ :\ R\ \rightarrow\ R  dan  g : R  Rg\ :\ R\ \rightarrow\ R  ditentukan oleh rumus  f(x) = x2 + 4x + 5f\left(x\right)\ =\ x^2\ +\ 4x\ +\ 5  dan  g(x) =2x + 3g\left(x\right)\ =2x\ +\ 3  , maka nilai dari  (g  f)(2)\left(g\ \circ\ f\right)\left(2\right)  adalah ...

33

40

37

35

20

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui f(x) = 2x + 1 dan g(x) = 3x - 4, maka  (g  f)1(x)\left(g\ \circ\ f\right)^{-1}\left(x\right)  adalah ...

 x12\frac{x-1}{2}  

 x+16\frac{x+1}{6}  

 x+36\frac{x+3}{6}  

 y+15\frac{y+1}{5}  

 y+26\frac{y+2}{6}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Grafik fungsi linier dari  f(x)=84xf(x)=8-4x adalah ...

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