Greg bought 2 boxes of balloons he used half of them to decorate his yard he used 40 to decorate his porch he used the rest insi
1 answer:
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Answer:
20
Step-by-step explanation:
The pythagorean theorem states that
So
You would then do
Because a square root is the opposite of a square.
because 20 * 20 = 400
Answer:
Those graphs do not intersect.
Estes gráficos no se intersecciónan
Step-by-step explanation:
The intersection points are x for which:
In this question:
So
Solving a quadratic equation:
Given a second order polynomial expressed by the following equation:
.
This polynomial has roots such that
, given by the following formulas:
In this question:
So
Sincce is negative, there are no solutions, which means that those graphs do not intersect.