Answer:
Option A.
Step-by-step explanation:
The general form of a quadratic function is
It means, power of y should be 1 and highest power of x should be 2.
In option A,
It is a quadratic function.
In option B,
Here, power of y is 2. So, it is not be a quadratic function.
In option C,
Here, highest power of x is 3. So, it is not be a quadratic function.
In option D,
Here, highest power of x is 1. So, it is not be a quadratic function.
Therefore, the correct option is A.
Answer:
A. They are boys who are not in sixth grade and don't wear glasses.
Explanation:
R = kp/st
18 = 12k/(1/6 x 2)
18 = 12k/(1/3)
18 = 36k
k = 18/36 = 1/2
Answer:
The percent error would be 27.27%
Step-by-step explanation:
percent error = \frac{measured - actual}{actual} x 100%
Answer:
D
Step-by-step explanation:
altitude is always perpendicular to base