I hope this helps you
(x-5)(x+1)
Answer: 
Step-by-step explanation:
Given
River is flowing from south to North with a velocity of 
Motor boat traverses the river from east to west at a speed of 
South component of boat velocity must compensate the river velocity in order to travel in west direction.
7 because 8+7 is equaled to 15
Answer:
The given statement is true.
Step-by-step explanation:
Regression Analysis:
- Regression analysis is a technique that help us to find or define a relationship between a dependent and an independent variable.
- It helps us to predict the dependent variables with the help of independent variables.
- Various techniques are used for the prediction of independent variable.
- It is a type of predictive statistical technique and helps us to find whether there is a significant relationship between the dependent and the independent variable.
Correlation analysis:
- Correlation is a technique that help us to find or define a relationship between two variables.
- It is a measure of linear relationship between two quantities.
- It is not necessary that the that out of the two variable one needs to be dependent and the other to be independent.
- Correlation can be positive, negative or zero correlation.
Thus, the given statement is true.
