The answer is 4
A = 1 so, 6x1 is 6 - 2 = 4
Answer:

Step-by-step explanation:
The given expression is
.
Since, 
And 
Expression will become,






Therefore, Simplified form of the given expression will be
.
It would be A. 3z+7z.....
Answer:
Pythagorean theorem, the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse (the side opposite the right angle)—or, in familiar algebraic notation, a2 + b2 = c2.
Step-by-step explanation: