Question

A converging lens forms a virtual and magnified image of an object kept in front of it. Draw a ray diagram for this.​

Answer 1

Àñswēr ★

And we've been told that there are five arithmetic means between them, which we could mark , , , , . Our first mean is . And we know that if is the first mean, the distance from seven to must be equal to the distance from to . And so we can say if seven plus equals , then plus must equal .