The simplified form of the expression is 
<h3>Simplifying an expression</h3>
From the question, we are to simplify the given expression
The given expression is

The expression can be simplified as shown below





Then,





Hence, the simplified form of the expression is 
Learn more on Simplifying an expression here: brainly.com/question/2320607
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Step-by-step explanation:

Replace x and y.

Solve for y.

Square both sides.


This is the inverse function or you can also say

Answer:
13/7 - (14/21 + 15/21)
Step-by-step explanation:
= 13/7 - ( 29/21)
= 39/21 - 29/21 = 10/21 = 0.47
Step-by-step explanation:
5✓3
0.6
put a zero in 3and put a zero above put a decimal point and 6 because of 30