Answer:

Step-by-step explanation:

there is a factoring rule where

So,
a = x
b = y + z
Answer:
D.
Step-by-step explanation:
Two events A and B are independent when

where
is the probability that event A occurs given that event B has occured.
A = randomly selected person is from California
B = randomly selected person preferred brand A
A|B = being a person from California and preferring brand A.
Hence,

Since
events are independent.
Answer:
272cm2
Step-by-step explanation:
4m×2=8
width ×long=area
8m×24m=272cm2
It can go into 192 7.1 times