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US MATEMATIKA PEMINATAN 2024

Authored by Alhadi Alhadi

Mathematics

12th Grade

Used 2+ times

US MATEMATIKA PEMINATAN 2024
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Bentuk sederhana dari (a2⋅b3)⋅(a2⋅b−4)\left(a^2\cdot b^3\right)\cdot\left(a^2\cdot b^{-4}\right)  adalah……..

a5b\frac{a^5}{b}

a4b\frac{a^4}{b}

a3ba^3b

a2b2a^2b^2

ab3ab^3

2.

MULTIPLE CHOICE QUESTION

1 min • 4 pts

Himpunan penyelesaian dari persamaan eksponensial 22x=642^{2x}=64  adalah….

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5

3.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Nilai x dari 8x+23=(132)2−x\sqrt[3]{8^{x+2}}=\left(\frac{1}{32}\right)^{2-x}  adalah…..

- 3

- 2

0

1

3

4.

MULTIPLE CHOICE QUESTION

3 mins • 4 pts

Nilai x yang memenuhi persamaan 2log⁡(x−6)=2log⁡(4−x)^2\log\left(x-6\right)=^2\log\left(4-x\right)   adalah ……

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5.

MULTIPLE CHOICE QUESTION

3 mins • 4 pts

Diberikan titik-titik A(1,3), B (2,5), C (-1,2). Ruas garis berarah AB→\overrightarrow{AB}   dan BC→\overrightarrow{BC}   berturut-turut mewakili vektor  u→\overrightarrow{u} dan vector v→\overrightarrow{v} . Maka nilai dari   (u→+v→)⋅u→\left(\overrightarrow{u}+\overrightarrow{v}\right)\cdot\overrightarrow{u}  adalah….

- 9

- 4

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4

9

6.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Jika diketahui g→=2i+2j−k\overrightarrow{g}=2i+2j-k  dan f→=j+k\overrightarrow{f}=j+k maka nilai cosinus sudut antara f→\overrightarrow{f}  dan g→\overrightarrow{g}  adalah ……

16 2\frac{1}{6}\ \sqrt[]{2}

12 6\frac{1}{2}\ \sqrt[]{6}

12 3\frac{1}{2}\ \sqrt[]{3}

13 2\frac{1}{3}\ \sqrt[]{2}

6 26\ \sqrt[]{2}

7.

MULTIPLE CHOICE QUESTION

3 mins • 4 pts

Himpunan penyelesaian dari persamaan cos⁡ 2x =12 3\cos\ 2x\ =\frac{1}{2}\ \sqrt[]{3}  untuk 0°≤x≤360° 0\degree\le x\le360\degree\  adalah ......

{30°, 165°, 195°, 365°}\left\{30\degree,\ 165\degree,\ 195\degree,\ 365\degree\right\}

{30°, 135°, 165°, 365°}\left\{30\degree,\ 135\degree,\ 165\degree,\ 365\degree\right\}

{15°, 165°, 195°, 365°}\left\{15\degree,\ 165\degree,\ 195\degree,\ 365\degree\right\}

{15°, 165°, 195°, 345°}\left\{15\degree,\ 165\degree,\ 195\degree,\ 345\degree\right\}

{15°, 135°, 165°, 345°}\left\{15\degree,\ 135\degree,\ 165\degree,\ 345\degree\right\}

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