Submit Answer 5. [0.2/0.86 Points] DETAILS PREVIOUS ANSWERS Clothing sales tend to vary by season, with more clothes sold in spring and fall. The table gives sales figures for each month at a certain clothing store. Month Sales ($) January 9,000 February 17,000 March 21,000 April 31,000 May 30,000 June 20,000 July 22,000 August 26,000 September 38,000 October 40,000 November 26,000 December 15,000 MY NOTES ASK YOUR TEACHER (a) Find the quartic (fourth-degree) polynomial that best fits the data. (Let y be the amount of sales in dollars and x the month, using x = 1 for January. Round all numerical values to three decimal places.) y=1214.7+ 800.0x - 214.3x + 29.4x-1.8x4 x