Indices and Approximation Coursework

 $3^0=?$  

• 1

• 3

• 9

• 0

 $9^{-1}=?$  

• -9

•  $\frac{1}{9}$  
  

• 9

• 0

 $10^{-3}=?$  

• 1000

•  $\frac{1}{1000}$  
  

• -10

• -30

 $2^2\times2^5=?$  Express the answer in index form

•  $2^3$  

•  $2^{10}$  

•  $2^7$  

•  $2^{25}$  

Round 5, 999 to the nearest hundred

• 5,800

• 6,900

• 5,800

• 6,000

Round 832 to the nearest ten

• 840

• 830

• 800

• 810

Write 2.4653 correct to 2 decimal places

• 2.47

• 2.46

• 2.4600

• 8102.50

Write 0.4821 correct to 3 decimal places

• 0.482

• 0.483

• 0.4820

• 0.480

What is the name for this notation? Select all that apply
 $2.65\times10^5$  

• Standard form

• Powers

• Scientific notation

• Expansion

Expand this number:
 $2.65\times10^5$  

• 265,000

• 26,500

• 0.000265

• 0.00265