Question

plz tell the easy trick of this attached picture plz and if u know the answer then only post the answer
plz tell in detail​

Answer 1

Answer:

practice nothing else can help you out , u r learner, u have to do practice

Answer 2

Explanation:

To remember this symbols u can first keep the graph sheet in ur mind.

In graph, left side = ( - ) negative

right side = ( + ) positive

up side = ( + ) positive

down side = ( - ) negative

1. Next, draw the lens at centre of the graph.
2. f, C which is in left side => negative
3. f, C which is in right side => positive
4. h of object upside => positive
5. h of image downside => negative
6. h of image upside => positive

it is according to graph rule and easy to remember.

hope it helps u my friend

mark as brainalist if u like the trick

For clear information search in vedantu video ( youtube )