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In the following exercises, simplify.

62514243153215

Short Answer

Expert verified

Simplifying given fractional exponents we will get,62514=4,24315=3,3215=2

Step by step solution

01

Step 1. Given information

Given fractional numbers are 62514243153215

02

Step 2. Concept

If anis a real number and role="math" localid="1644910916649" n2then an=a1n.

Also,

(a)nn=a

Powers can be written in the multiplication like as,an=aaaa...a(ntimes).

Power property:(am)n=amn

03

Part (a) Step 1.

We have,

62514

We will find the prime factors of 625.

role="math" localid="1644911248266" 625=5555=54

Thus,

62514=(54)14

Using power property,

62514=5414=5

04

Part (a) Step 2. Conclusion

Hence,16th power of 625 is 5.

05

Part (b) Step 1. Explanation

We have,

24315

We will find the prime factors of 243,

243=33333

Rewriting factors in to the power form,

243=35

Thus,

24315=(35)15

Using power property,

24315=3

06

Part (b) Step 2. Conclusion

Hence, 15th power of 243 is 3.

07

Part (c) Step 1. Explanation

We have,

3215

We will find the prime factors of 32,

32=22222

Rewriting it in to the power form,

32=25

Thus,

3215=(25)15

Using power rule,

3215=2

08

Part (c) Step 2. Conclusion

Hence,15th power of 32 is 2.

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