gr. 11 math questions
a cameras focal lengt, f, is relatedto the distance from the subject, s, and the image distance, i ,by the equation 1/s + 1/i = 1/f. find a formula to express f in terms of s and i.
i have no idea watsoever wat to do
gr. 11 math questions
a cameras focal lengt, f, is relatedto the distance from the subject, s, and the image distance, i ,by the equation 1/s + 1/i = 1/f. find a formula to express f in terms of s and i.
i have no idea watsoever wat to do