Answer: A
Step-by-step explanation:
To add fractions, we want to make sure there is a common denominator. After that, we can add the numerator.
[factor denominator]
[multiply first fractioni by z-3 and second by z+3]
[distribute by FOIL]
[add]
This is the same as A. Therefore, A is our answer.
Answer:
0.691
if its 69.1 in percentage then the decimal equivalent is 0.691
Speed = distance /time
So speed = 
kph
Distance covered in 2 hours = speed * time = 540 kph * 2 hours = 1080 Km
In 2 hours it will cover 1080 Kilometers
Numbers starting with a 1 and followed by only 0s (such 10, 100, 1,000,10,000, and so forth) are called powers of ten, and they're easy to represent as "exponents". Powers of ten are the result of multiplying 10 times itself any number of times.
Answer:
The total frequency of deaths is 97,118.
Step-by-step explanation:
The total frequency is found by summing up the frequency of 2006, 2007, 2008 and 2009:
frequency = 6,605 + 702 + 88,011 + 1,790
frequency = 97,118.
