Question

There are four grains in one of the square of the chess board. in the second square next to it, the number of grains is four times of that, in the third square number is four times of second and so on. Tell me how many grains of rice will be there in the fourth square. write it in exponent form ?​

Answer 1

in the forth square there is 256 grains.

exponential form=2^8.