Answer:
x is less than or equal to 4
Step-by-step explanation:
Answer:
1) Newbury Park → The distance is accurate.
2) Thousand Oaks → The distance is not accurate.
3) Los Angeles → The distance is not accurate.
Step-by-step explanation:
It is important to remember that:

Knowing this, you can make the corresponding conversions:
1) Newbury Park
10 miles to kilometers:
The distance shown in that California highway sign is accurate.
2) Thousand Oaks
13 miles to kilometers:
The distance shown in that California highway sign is not accurate.
3) Los Angeles
55 miles to kilometers:
The distance shown in that California highway sign is not accurate.
Since 9 is a factor of an unknown number, that means that that number has to be a multiple of 9. If 9 is the factor of something then that something HAS to be a multiple of 9.
<span>4.045 x10^-3 in standard notation = 4,045</span>
Answer:
a. True. Rational numbers are closed under the sum operation, therefore, the sum of two rational numbers is always a rational number.
b. True. irrational numbers are closed under the sum operation, therefore, the sum of two irrationals numbers is always a irrational number.
c. True. The square of a real number is always a number greater than zero, and the sum of two numbers greater than zero is greater than zero.
d. True. The real numbers are closed under the product operation, then if a and b are reals numbers, the product ab is also a real number.
Step-by-step explanation: