Math Analogy
1+3+5+7+9+11 : 6 in square : : 1+3+5+7+9+11+13 :

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Hi, can anyone show me how to do this problem? 100 points for this. in advance