Any transformation that is getting smaller is a dilation. Bigger, an enlargment. In this instance, it is a scale factor of 1/2, because scale factor 1 is congruent, greater than one an enlargement, less than one but greater than zero is a dilation.
The letter a d e is false the right one is c
Dat be called common difference represented by d in the equation
Answer:
The slope is 
Step-by-step explanation:
Let
and 
The slope is given by;

We plug in the values to get;

Simplify;


Answer:

Step-by-step explanation:
Both numbers are integers (not fractions)
if you write an integer in scientific notation:
1) inset a comma between first and second digit (3.70000000)
2) calculate all digits on the right side of insetting comma (there are 8 digits after a comma: 7,0,0,0,0,0,0,0)
3) a fraction from point 1) you multiply by 10 to the power, which is equal to a number of digits after comma (8)
4) according this tips, you have 
5) for a better notation, you may remove ending zeros
