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QUIZ 2: CUM21022

Authored by Wahida Wahid

Mathematics

University

Used 27+ times

QUIZ 2: CUM21022
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Evaluate : [Nilaikan:]
                                      252^{-5}  

 2×52\times-5  

 2×2×2×2×2-2\times-2\times-2\times-2\times-2  

 2×2×2×2×22\times2\times2\times2\times2  

 12×12×12×12×12\frac{1}{2}\times\frac{1}{2}\times\frac{1}{2}\times\frac{1}{2}\times\frac{1}{2}  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following is TRUE to find :
[Manakah antara yang berikut adalah Benar untuk mencari:]
                                     272327^{\frac{2}{3}}  

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The zero indices means __________.

[Indeks sifar bermaksud _________.]

(ab)n=anbn\left(ab\right)^n=a^nb^n

a0=1a^0=1

a1=aa^1=a

an=1ana^{-n}=\frac{1}{a^n}

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Evaluate by using scientific calculator.

[Nilaikan dengan menggunakan kalkulator saintifik.]

-17

7.96

17

33

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify: [Ringkaskan:]
                                    8p5q64p2q4\frac{8p^5q^{-6}}{4p^2q^{-4}}  

 4p7q104p^7q^{-10}  

 4p3q24p^3q^2  

 2p7q102p^7q^{-10}  

 2p3q22p^3q^{-2}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Convert  into logarithmic form:
[Tukarkan kepada bentuk logaritma :]
                           32=193^{-2}=\frac{1}{9}  

 log32=19\log_3-2=\frac{1}{9}  

 log2 19=3\log_{-2}\ \frac{1}{9}=3  

 log193=2\log_{\frac{1}{9}}3=-2  

 log3 19=2\log_3\ \frac{1}{9}=-2  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Convert the above function into index form.
[Tukarkan fungsi di atas kepada bentuk indeks.]

 54=6255^4=625  

 6254=5625^4=5  

 45=6254^5=625  

 6255=4625^5=4  

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