<em>The question is not clearly readable, but I'm assuming the expression which makes more sense, so you can have a clue</em>
Answer:

Step-by-step explanation:
<u>Powers of The Imaginary Unit</u>
The imaginary unit i is defined as
The first powers of i are





And so on the cycle repeats every four numbers. To find the value of
we can find the remainder of 96/4=0. So 
The given expression is

Factoring

Since 

The required value is 0
Answer:
............................
Answer:
37.5
Step-by-step explanation:
the triangle is enlarged by a factor of 2.5 so you multiply all of the numbers in XYZ by 2.5 then add them
15+10+12.5=37.5 units

Length of the room is 5 m and width is 5 + 2 = 7 m.
Hope this helps.
r3t40
Answer:
A=3
Step-by-step explanation:
srry if I'm worng. hop it helped