Answer:
and coefficient is 6.
Populist Party speaks for farmers and laborers
Step-by-step explanation:
Let the unknown number be x.
Square of a number 
Square of a number plus 
Product of 6 and the square of a number plus 15 
Therefore, the required expression is
.


Here, the value of the coefficient is 6.
Idea behind the formation of Populist Party is to improve the condition of farmers and laborers.
Populist Party speaks for farmers and laborers.