Ujian Nasional Matematika 2017 PSP A-81

Ujian Nasional Matematika 2017 PSP A-81

10th - 12th Grade

40 Qs

quiz-placeholder

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Ujian Nasional Matematika 2017 PSP A-81

Ujian Nasional Matematika 2017 PSP A-81

Assessment

Quiz

Mathematics

10th - 12th Grade

Practice Problem

Hard

Created by

defriadi kasmedi

Used 5+ times

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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui 3log 2 = x dan 3 log 5 = y. 3log180 jika dinyatakan dengan x dan y adalah . . . .

2 + 2x + y

2 + x + 2y

2 + x2 + y

2 + x + y2

2 + 2x2 + y

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika  α\alpha   dan  β\beta   adalah akar-akar persamaan kuadrat 
2 x2x^2 - 4x - 1 = 0 . Persamaan kuadrat yang 
akar-akarnya   (α2)\left(\alpha-2\right)  dan  (β2)\left(\beta-2\right)  adalah ... .

 2x^2\ +\ 4x\ -\ 1\ =\ 0  

 2x2 + 4x + 1 =02x^2\ +\ 4x\ +\ 1\ =0  

 2x2 4x + 1 = 02x^2\ -4x\ +\ 1\ =\ 0  

 2x2 + x  4 = 02x^2\ +\ x\ -\ 4\ =\ 0  

 2x2  x  4 = 02x^2\ -\ x\ -\ 4\ =\ 0  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Bentuk pada gambar dapat di sederhanakan menjadi . . .

a6c2b2\frac{a^6c^2}{b^2}

a6c2b6\frac{a^6c^2}{b^6}

a9c6b6\frac{a^9c^6}{b^6}

a9b2c6\frac{a^9}{b^2c^6}

a9b6c6\frac{a^9}{b^6c^6}

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Nilai dari 5 log 75 – 5 log 12 – 5 log 4 + 5 log 16= . . . .

25

5

2

-5

-25

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Bentuk sederhana dari adalah ... . 24843 375+ 3122\sqrt{48}-4\sqrt{3}-\ 3\sqrt{75}+\ 3\sqrt{12}  

 636\sqrt{3}  

 535\sqrt{3}  

 434\sqrt{3}  

 232\sqrt{3}   

 3\sqrt{3}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Bentuk sederhana dari adalah ... . 1043+27\frac{10}{4\sqrt{3}+2\sqrt{7}}  

 7+ 43\sqrt{7}+\ 4\sqrt{3}  

 743\sqrt{7}-4\sqrt{3}  

 7+23\sqrt{7}+2\sqrt{3}  

 7+ 23-\sqrt{7}+\ 2\sqrt{3}  

 7 23-\sqrt{7}-\ 2\sqrt{3}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui  α\alpha   dan β merupakan akar-akar persamaan kuadrat 2  x2x^2   + 4x + 7 = 0, Nilai dari  αβ+βα\frac{\alpha}{\beta}+\frac{\beta}{\alpha}  = ... .

 57-\frac{5}{7}  

 47-\frac{4}{7}  

 37\frac{3}{7}  

7

-7

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