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Penilaian Harian Persamaan Kuadrat

Authored by Husnul Hatimah

Mathematics

Professional Development

Used 2+ times

Penilaian Harian Persamaan Kuadrat
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Bentuk umum persamaan kuadrat adalah ....

ax2 + bx + c = 0ax^2\ +\ bx\ +\ c\ =\ 0

ax2 + bx − c = 0ax^2\ +\ bx\ -\ c\ =\ 0

ax2 − bx − c = 0ax^2\ -\ bx\ -\ c\ =\ 0

ax2 − bx + c = 0ax^2\ -\ bx\ +\ c\ =\ 0

2.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Cara menentukan akar persamaan kuadrat ada tiga, kecuali ....

Mengalikan sekawan
Memfaktorkan
Melengkapkan kuadrat sempurna
Rumus kuadratik (rumus abc)

3.

MULTIPLE CHOICE QUESTION

2 mins • 10 pts

Faktor dari x² + 5x + 6 = 0 adalah ....

(x + 2) (x − 3) = 0
(x − 2) (x − 3) = 0
(x − 2) (x + 3) = 0
(x + 2) (x + 3) = 0

4.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Diketahui persamaan kuadrat 2x2 −12x −8 =02x^2\ -12x\ -8\ =0 nilai x1 . x2 adalah ....

-6
-4
4
6

5.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Nilai x1 + x2 pada persamaan kuadrat x2 + 6x -27 = 0 adalah ....

27
6
-6
-27

6.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Jika diketahui akar persamaan kuadrat adalah 3 dan 5 maka persamaan kuadratnya adalah…

x²+ 8x + 15 = 0
x² − 15x + 8 = 0
x² − 8x + 15 = 0
x² − 15x - 8 = 0

7.

MULTIPLE CHOICE QUESTION

3 mins • 10 pts

Nilai diskriminan persamaan kuadrat x² +6x+8 =0

2
4
8
36

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