The discriminant is b<span>²-4ac
We can rewrite x</span>² = 4 to x<span>² + 0x - 4 = 0
So a = 1, b = 0, c = -4
</span>Δ = 0 - 4 * 1 * -4
Δ = 16
The answer is B
To find the are of a square, we simply square the value of a side
so..

Area = 25 square units
Tzw uzv in the diagram bellow is a rectangle
Answer:
n < 27
Step-by-step explanation:
let the number be n

Obtuse angle
Operation
Order of operation