Discover Questions

A certain lens focuses light from an object 2.55 m away as an image 46.2 cm on the other side of the lens. What is its focal length? How do diodes regulate potential difference? Minimum payments on $100.00 are what? How many dollars equal to 1.5 crore rupees? Find the equation of the tangent at a:x^(4)+y^(3)+2x-2y-2=0 at the point (-1;3)
really tough problem?