10 points 8. What is the "compete the square constant" that has to be added to
both sides to complete the square. (Remember the formula is (b/2)^2)?

(b/2)^2)? x^2 - 10x - 13 = 0

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?