Determine whether the table gives the probability distribution of the random variable X. Explain your answer.
a. No, the sum of the probability assigned to the value of the random variable X is greater than 1.
b. No, the sum of the probability assigned to the value of the random variable X is not equal to 1.
c. No, the probability assigned to a value of the random variable X cannot be negative.
d. Yes, the sum of the probability assigned to the value of the random variable X is equal to 1.
e. No, the sum of the probability assigned to the value of the random variable X is less than 1.
c. No, the probability assigned to a value of the random variable X cannot be negative.
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A. x ? y; degree 8 B. x ? y; degree 1 C. 8 ? x ? y; degree 2 D. x ? y; degree 2
Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. 
+ 
= 1
B. 
+ 
= 
C. 
+ 
= 1
D. 
+ 
= 
Find the Cartesian product or cardinal number as requested.n(A) = 21n(B) = 9Find n(A × B).
A. 189 B. 12 C. 39 D. 30
Solve the problem by using two equations with two variables.Kelly is a partner in an Internet-based seed and garden supply business. The company offers a blend of exotic wildflower seeds for $105 per pound and a blend of common wildflower seeds for $30 per pound. Kelly is creating a medium-price product by mixing together 31 pounds of the more expensive blend with 8 pounds of the less expensive blend. What will be the price per pound for the new blend? (Round to the nearest cent, if necessary.)
A. $45.38 per pound B. $25.89 per pound C. $89.62 per pound D. $13.11 per pound