40)
\The parent function of the graph is 
The value of 
Standard form of the parent graph is 
Here,
varies from graph shifted horizontally from right or left.
varies from graph shifted vertically from up or down.
varies from graph is stretched or compressed.
The graph vertical shift of two units to down and streatched two units from the parent graph.
\The equation is 
Option 2 is correct answer. \ \ 41)
\Observe the graph,
\The parent function of the graph is 
The graph is shifted vertical one unit to down and horizontal one unit to right.
\Graph the equation is 
At
find y value.

The value of 
Option 4 is correct answer.
\\ \ 51)
\Observe the graph,
\The graph is linearly varies, then the equation is 
The line is varies from origin to passing direct variation.
\The line is 
52)
\Y varies inversely as 
Find
value at 

The value of 
54)
\\
The parent function of the graph is
\ \
Standard form of the parent graph is 
Here,
varies from graph shifted horizontally from right or left.
varies from graph shifted vertically from up or down.
varies from graph is stretched or compressed.
True.
\55)
\The parent function of the graph is 
The equation is 
The graph is reflected across the x-axis, shift horizontal from one units right and
\shift vertical from ten units to down.
\Option 3 is correct answer.