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Bab 3: Indeks (Ting 3)

Total questions: 6

Worksheet time: 3mins

Name
Class
Date
1.

Diberi  2x+4=182^{x+4}=\frac{1}{8} , hitung nilai x 

a)

-7

b)

-3

c)

-1

d)

7

2.

 (3m12)2×(m2)36m−2=\frac{\left(3m^{\frac{1}{2}}\right)^2\times\left(m^2\right)^3}{6m^{-2}}=  

a)

 12m8\frac{1}{2}m^8  

b)

 32m8\frac{3}{2}m^8  

c)

 12m9\frac{1}{2}m^9  

d)

 32m9\frac{3}{2}m^9  

3.

Diberi  y5÷yq=y−8y^5\div y^q=y^{-8}  cari nilqi q

a)

-13

b)

-3

c)

3

d)

13

4.

Antara berikut, yang manakah TIDAK sama dengan n5?n^5?  

a)

 n2×n3n^2\times n^3  

b)

 (n2)3\left(n^2\right)^3  

c)

 n−7×n12n^{-7}\times n^{12}  

d)

 n2×n−3n^2\times n^{-3}  

5.

Ungkapkan (2.3p)3\left(2.3p\right)^3 sebagai nombor pendaraban berulang

a)

 2.3p×32.3p\times3   

b)

 2.3×p×p×p2.3\times p\times p\times p  

c)

 2.3×3×p×p×p2.3\times3\times p\times p\times p  

d)

 2.3p×2.3p×2.3p2.3p\times2.3p\times2.3p  

6.

 2m×7n22×75=14\frac{2^m\times7^n}{2^2\times7^5}=14  Cari nilai m+n

a)

7

b)

8

c)

9

d)

10