Answer:
4
Step-by-step explanation:
Plug in the standard deviation formula. This is new to me but it took some research.. Hope it helps
Answer:
ok
Step-by-step explanation:
Answer:


Step-by-step explanation:
<em>See Attachment for complete question</em>
To determine which of the options has (-4,2) as its solution; we have to test each linear combination until we arrive at an answer;
Given that

Testing Option A


Substitute
and
in 

Open Brackets


Substitute
and
in 

Open Brackets


<em>In both cases, the expression on the right hand side equates to that on the left hand side; </em>
<em>Hence, there's no need to check for other options. </em>
Answer:
For college degree the first box is 5
Step-by-step explanation:
Answer:
56m cubed
Step-by-step explanation:
7m×2m×4m=56m