Answer:
4+36x
Process:
4(1+9x)
Multiply 4 by the parentheses
=4*1+4*9x
=4+36x
I hope this helped! If it did, a brainliest would be much appreciated :)
Answer:
Ones place
Step-by-step explanation:
9 in 976.14 is the hundreds place.
7 is the tens place.
6 is the ones place.
1 is the tenths place.
4 is the hundredths place.
Answer:
(1)
(2)
Step-by-step explanation:
Solving (1):
(a): Mean
This is calculated as:
So, we have:
Solving (b): The variance
This is calculated as:
Where:
and
So, we have:
So, we have:
Solving (c): The standard deviation.
This is calculated as:
Solving (2):
(a): Mean
This is calculated as:
So, we have:
Solving (b): The variance
This is calculated as:
Where:
and
So, we have:
So, we have:
Solving (c): The standard deviation.
This is calculated as:
Answer:
6
Step-by-step explanation:
All sides of triangle EFD have x6 of BAC.
E.g.: BA = 2. ED = 2 x 6 = 12