fungsi kuadrat,

fungsi kuadrat,

9th Grade

10 Qs

quiz-placeholder

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fungsi kuadrat,

fungsi kuadrat,

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Medium

CCSS
HSF-IF.C.7A

Standards-aligned

Created by

Dani Rachmayani

Used 734+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. Jika grafik fungsi kuadrat y = x2 digeser 5 satuan ke atas , maka rumus fungsinya menjadi….

y = x2 – 5

y = x2 + 5

y = (x - 5)2

y = ( x + 5)2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. Jika grafik fungsi y = x2 digeser 7 satuan ke kiri dilanjutkan digeser 4 satuan ke bawah, maka fungsi kuadrat yang baru adalah ....

y = ( x – 7)2 + 4

y = ( x + 7)2 - 4

y = ( x – 4)2 + 7

y = ( x + 4)2 - 7

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Diketahui persamaan kuadrat 3x2 - 6x +5 = 0, nilai a, b,dan c berturut- turut dari persamaan tersebut adalah

3, 6 dan 5

3, 5 ,dan 6

3, -6 , dan 5

3, 5 dan -6

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Titik potong dengan sumbu x grafik fungsi kuadrat pada gambar di samping adalah …

(-1, 0) dan (2 , 0)

(-1 ,0) dan ( 3, 0)

(0, -1 ) dan (0,2 )

(0, -1 ) dan (0, 3 )

Tags

CCSS.HSF-IF.C.7A

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Himpunan penyelesaian persamaan kuadrat X2 + 3X - 10 = 0 adalah

{ -5, -2}

{ -5, 2 }

{ 5, -2}

{ 5 , 2 }

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika X1 dan X2 merupakan akar-akar persamaan kuadrat

X2 -3X - 4 = 0 maka nilai dari x1 + x2 adalah ......

-4

-3

3

4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Titik puncak grafik fungsi kuadrat f(x) = x2 - 4x - 5 adalah

( -2, -9)

( -2 , 9)

( 2, -9 )

(2, 9 )

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