'The quadratic regression equation for the data set is y=ax2+bx+c where a≠0 .
Step-by-step explanation:
- A quadratic regression is the process of finding the equation of the parabola that best fits a set of data.
- We get the equation manually is by using the least squares method.
Answer:
b) ∠ACB = 25 degrees
Step-by-step explanation:
arc BA = 50° because central angle AOB = 50°
∠ACB is inscribed angle of 50°, so it is (1/2)(50) = 25°
Answer:
Step-by-step explanation:
THe sides are the same length
11=x+5
x=6
