Question

Anna learns in her science class that the human eye blinks an average of 4,200,000 times a year. What is this number expressed in scientific notation?

Answer 1

I think 4.2 x 10^6 is the answer you're looking for.

Answer 2

The scientific notation of the given expression will be 4.2 x 10⁶ blinks.

What are scientific notations?

Scientific notation is a method of expressing numbers that are either too large or too little to be expressed in decimal form.

Given that:-

• The human eye blinks an average of 4,200,000 times a year

The scientific notation of the number will be:-

Average blink =  4200000

Average blink =  4.2  x  10⁶ blinks.

Therefore the scientific notation of the given expression will be 4.2 x 10⁶ blinks.

To know more about scientific notations follow

https://brainly.com/question/5756316

#SPJ2