Answer:
true
Step-by-step explanation:
a square will always be a rectangle but a rectangle will not always be a square.
C) x+3
first one factors to (x+3)(x-3)
second factors to (x+3)(x-2)
Answer: b. 30%
Step-by-step explanation:
- A measure of relative variability is known as coefficient of variation. It is the ratio of the standard deviation to the mean.
i.e. 
Given: mean = 
Variance = 

Now, 
in percent , 
Hence, correct option is b. 30%.
Answer:
268 cm
Step-by-step explanation:
A P E X