The estimated height would be around 3 feet, which would correspond to a level that is approximately at waist height.
<span>P(black socks): 24/42 or 12/21
P(black socks without replacement): 23/41. Consequently, the chance of randomly selecting 2 black socks, without replacement, from the basket is 12/21×23/41=276/861, equivalent to 32%. Hope this helps!</span>
For this context, we examine the function:

presented as:

The definition of the discriminant in a quadratic equation is provided by:

Sentences correspond to the types of roots: Different real roots, equal real roots, or distinct complex roots

Upon substituting the provided values, we arrive at


This indicates that there are two equal real roots.
To discover the intersections along the x-axis, we apply the quadratic formula:

Plugging in the values yields: 

The intersection on the x-axis is

