making mathematical models out of x and y

George owns a small business of making baseball bats. The function y = 5.8 x + 620 models his cost( y ) per week of making x bats. How many bats were produced in a week which incurred a cost of $1536.40? Solve algebraically. => h..

Which of the following models exponential decay? => y = 6 · 9 - x , x is a real number or y = 6 · ( 9 ) x , x is a real number or y = 6 · 9 x , x is a real number or y ..

Which of the following models a linear regression? => y = a + b ln x or y = ax b or y = ax + b or y = ab x..

Select the algebraic model which represents the graphical model. => y = ( x + 1)( x - 1) or y = 3 x - 2 or y = x 2 + 2 or y = ( x - 3 ) 2..

Which of the following models represents the exponential regression? => y = a + b ln x or y = a · b x or y = ax + b or y = a · x b..

Which of the following equation is an example of a Quadratic model? => y = 3 x + 2 or y = 2 x 2 - x or y = x or y = 2 x..

Which of the following models exponential decay? => y = 3 · 6 x , x is a real number or y = 3 · ( 6 ) x , x is a real number or y = 3 · 6 - x , x is a real num..

Which of the following models an exponential growth? => y = ab x , a is a constant > 0, b > 1, and x is a real number or y = ab x , a is a constant < 0, 0 < b < 1, and x is a real num..

The annual cost C of making x pairs of one type of shoe is $30 per pair plus $100,000 in fixed overhead costs. Choose the equation that models the cost of producing x -pairs of shoes? => C = 50 x - 100,000 or C = 50 x + 100,000 or C = 30 h..

Jim, a sales person for computer peripherals, whose sale ($) of the product and the commission ($) earned in the month of January is (20000, 260), and in the month of February is (50000, 500). Write a model to determine the commission on the sale. Let x denotes the sale and ..