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91Ó°ÊÓ

In the following exercises, simplify.

Part (a):1614

Part (b):1612

Part (c):62514

Short Answer

Expert verified

Part (a): On simplifying, we get 2.

Part (b): On simplifying, we get 4.

Part (c): On simplifying, we get 5.

Step by step solution

01

Part (a) Step 1. Rewrite as a root.

Consider the given question,

1614

Rewrite as a fourth root,

=164

Recognize 16 is a perfect fourth power. Then on simplifying the expression,

=244=2

02

Part (b) Step 1. Rewrite as a root.

Consider the given question,

1612

Rewrite as a square root,

=162

On simplifying the expression,

=4

03

Part (c) Step 1. Rewrite as a root.

Consider the given question,

62514

Rewrite as a fourth root,

=6254

Recognize 625is a perfect fourth power. Then on simplifying the expression,

=544=5

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