Answer:


Step-by-step explanation:
Given




See comment for missing part of the question
Required
Complete the expression to determine the dimension of a rectangle
We have:

Open bracket

Equate to 0

Expand

Factorize

Factor out x + 2

Solve for x
or 
or 
The value of x cannot be negative
So:

Recall that:


So:

---- i.e. 5 - 3
The answer is 1432 x 54 = 77,328
Answer:
an=7n-19
(the last one)
Step-by-step explanation:
Answer:
the first line
Step-by-step explanation:
because 1.75 is almost to the number 2
hope this helps