Answer:

Step-by-step explanation:
We want use the order of operations and the digits 2, 4, 6, and 8 to create an expression with a value 2.
The expression is:

The order of operations is PEDMAS
Deal with parenthesis first,

Next deal with exponent

No Division and Multiplication so skip to Addition.

Finally subtract to get:

Answer:
Step-by-step explanation:
The number is 1/2, and 1/2 squared is 1/4.
Answer:
Q1: S(r)= 200/r
Q2: a: dv= 20pie
B: relative error: dv/v =1/16
%error= 6.25%
Step-by-step explanation:
Attached is the complete solution.
This would be a<span> Rational Number hope this helps!!</span>
Commission is 6.5% since its a percent you want to convert it into a decimal so you want to divide by 100 : 6.5/100=0.065.
now since its a decimal you want to times it by how much she made:
4,800*0.065=312 hopefully this helps.