MATH 205 Midterm: MATH 205 KSU Test 1f05

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Use the back page as a sketch paper. For full credit, show your work in detail. Total: 100 #1 #2 #3 #4 #5 #6 #7 #8. Find out which of the following data in the table represents ,respectively,a linear function, an exponential function. x. 4 y = f (x) y = g(x) For linear function, write out its equation (y = mx + b. , nd m, b. ) For exponential function, write out its equation (y = p0ax, nd the p0, a. ) A ,000 new machine depreciated linearly to zero in 10 years. Find a formula for its value y as a function of the time x (in year). Find the equalibrium price and quantity. (need not to draw graph. ) page 2 (b. If a tax of $ 6 per unit is imposed on supplier, find the new equilibrium price and quantity. Write the following functions in the form y = kxp: a (6pts). y =