fint the equation of chord pf contact of the tangents from (1, 1) to the conic 2(x) suared +4xy+(y) squared+4x-2y+5 = 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?