Could you do this for me?

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2 Answers
Dec 4, 2017

This is what I think

Explanation:

Look at the coordinates of maximum in the graph #y=f(x)#
#=(0,1)#
Coordinates of maximum in the new graph #=(1,3)#

Comparing both we observe that in the new graph
#1# is added to value of #x#
#2# is added to value of #y#

Now look at the coordinates of minimum in the graph #y=f(x)#
#=(2,-1)#
Coordinates of minimum in the new graph #=(3,1)#

Comparing both we observe again that in the new graph
#1# is added to value of #x#
#2# is added to value of #y#

These points are easy to locate.

For any value added to #x#, the function is stated as
#(x-"added value")#
For any value subtracted from #x#, the function is stated as
#(x+"subtracted value")#

In case of #y#
For any value added to #y#, the function is stated as
#(y+"added value")#
For any value subtracted from #x#, the function is stated as
#(y-"subtracted value")#

Note the difference of sign in #x# and #y# respectively.
As such all points on graph #y=(x)# can be mapped on the other graph as above.

Hence option (E)

Dec 4, 2017

#E#

Explanation:

#"consider the coordinates of the stationary points"#

#"max at "(0,1)to" max at "(1,3)#

#"min at "(2,-1)to" min at "(3,1)#

#"both have been translated by "((1),(2))#

#f(xcolor(red)(-1))color(magenta)(+2)" describes"#

#f(x)" translated 1 unit to the right and 2 units vertically"#

#color(blue)"in general"#

#f(x+a)" movement of a units left"larr#

#f(x-a)" movement of a units right "rarr#

#f(x)+a" movement vertically up of a units "uarr#

#f(x)-a" movement vertically down of a units" darr#