Domain is (-10, infinity) and range is negative infinity, positive infinity.
Answer:

Step-by-step explanation:
Given the expression 
According to the law of logarithm;
loga + log b = log(ab) and log a - log b = log(a/b)
The given expression becomes;

A rational number is a number that can be written into a fraction. pi, some square roots, e, etc., are irrational numbers(numbers that cannot be written into a fraction).
4 because 11-7=4 is it subtraction?
Answer:
2 is the number of dollars per seed.
6 is the number of lettuce seeds bought.
7 is the number of pea seeds bought.
word expression: two dollars multiplied by six plus seven packets of seeds.