Problem \#1 (2/10) : New windows are expected to save $1,000 per year in energy costs over their 20 -year life for Fox Fabricating. At an initial cost of $11,000 and zero salvage value, using IRR, are they a good investment? Fox's MARR is 6%. You can use the EXCEL function to verify your solution, but you need to solve this problem based on the trial \& error procedure discussed in class, combined with linear interpolation