Answer:
I think it's -44 because I multiply -8400/187
I'm not very good at math, sorry
90° angle on a straight lines gotta be 180°
Answer:
Step-by-step explanation:
theres nothing here so i cant write the aanswer
Answer:
12
Step-by-step explanation:
Given
x -
+ 2x =
+ x
Multiply through by 12 ( the LCM of 2, 4, 6 ) to clear the fractions
6x - 15 + 24x = 10 + 12x
Answer:
The cubic regression that fits the points
,
,
and
is
.
Step-by-step explanation:
A cubic polynomial is a polynomial that has the following form:
(1)
Where:
- Independent variable, dimensionless.
- Dependent variable, dimensionless.
,
,
,
- Coefficients, dimensionless.
We construct the following system of equations to determine the coefficients of the cubic regression:

(1)

(2)

(3)

(4)
The solution of the system of linear equations is:
,
,
, 
The cubic regression that fits the points
,
,
and
is
.