Doubt by Alisha parveen

jab lens formula lagaya to u to - mein aana chahiye tha na aur --, + Gina change tha

Answers

Answer by Abhishek Sir-NeetPrep

See, "u" is a variable as we have put any value in it. So we solved the formula just like normal maths equation. So dont get confused.

Answer by Shreya

See, "u" is a variable as we have put any value in it. So we solved the formula just like normal maths equation. So dont get confused.