Chapter 5, Problem 1STP

Interpretation Introduction

Interpretation:

The given value $1870000$ is to be expressed in scientific notation.

Concept Introduction:

A scientific notation for a positive integer always follows the given notation,

  $a\times {10}^b$

Answer to Problem 1STP

Correct answer: C. $1.87\times {10}^6$

Explanation of Solution

Reason for correct option:

For finding the $a$ :

Consider the number and move the decimal place to the right after first digit, such that

The given number is,

  $1870000$

The new number is,

  $1.870000$

For finding the $b$ :

The number of digits to the right of the decimal is counted, which is six

So, use these values in the above notation, and the resulted number is,

  $1.87\times {10}^6$