The area of a square is found by squaring one of its sides, (A = s2). A certain square has an area of z2 + 18z + 81. Factor the

Question

2 years ago

10

trinomial to find a side of the square.
side = z + 27
side = z + 18
side = z + 9

2 answers:

masya89 [10] · Answer 1 · 2022-08-15T02:18:30+03:00

7 0

Here is your answer

Given area is

z^2 + 18z + 81

= z^2 + 2× z × 9 + 9^2

[using (a+b)^2= a^2 + 2ab + b^2], we get

= (z+9)^2

we know that area of a square is represented by side^2.

So, here

Side of square is

$z+9$

HOPE IT IS USEFUL

asambeis [7] · Answer 2 · 2022-08-15T04:39:03+03:00

7 0

Answer: The correct answer is z+9

Step-by-step explanation: