Chapter 4, Problem 2CST

To determine

To determine which expression is the prime factorization of 168

Answer to Problem 2CST

H. $2^3\times 3\times 7$

Explanation of Solution

Given information:

Number 168

Calculation:

To find the correct expression, first mention the prime factors of 168.

  $168=2\times 2\times 2\times 3\times 7$

This may further be written in exponent form as follows-

  $=2^3\times 3\times 7$

Hence, it matches to the expression H from options given.

Conclusion-

H. $2^3\times 3\times 7$