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PERSAMAAN KUADRAT_LATIHAN MANSEL

Authored by CM Learning

Mathematics

12th Grade

Used 2+ times

PERSAMAAN KUADRAT_LATIHAN MANSEL
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Persamaan kuadrat yang akar-akarnya 5 dan 2 adalah…

x2+ 7x+10 =0

x2 -7x+10 =0

x2+3x+10 =0

x2+ 7x-10 =0

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Himpunan penyelesaian persamaan kuadrat 2x2 +13x+ 15=0

{-5,-3⁄2 }

{5,-3/2}

{5/2,-3}

{-5/2, 3}

3.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

4.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

1

2

3

4

5

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Akar-akar persamaan x2 - 2x - 4 = 0 adalah a dan b. Persamaan kuadrat baru yang akar-akarnya (a + 1) dan (b + 1) adalah ....

x2 - 4x - 1 = 0

x2 - 4x + 1 = 0

x2 + 4x - 5 = 0

x2 - 4x - 5 = 0

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Misalkan persamaan kuadrat 2x2 + ax + 1 = 0, mempunyai akar-akar berkebalikan dengan akar-akar persamaan kuadrat x2 + x + 2 = 0. Nilai 6 – 5a = ...

-8

-4

-2

4

8

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Persamaan kuadrat x2 - (p + 2)x + (5/2 p) -1 mempunyai dua akar real berbeda. Batas-batas nilai p yang memenuhi adalah...

p ≤ 2 atau p ≥ 4

p < 2 atau p > 4

p ≤ -4 atau p ≥ 4

2 ≤ p ≤ 4

2 < p < 4

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