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given f(x) = -3-x+(2x)(2x) determine the following: f(2),f(k+1), f(g(2)) show steps

 Jun 15, 2015

Best Answer 

 #1
avatar+33657 
+10

Replace the x's in f(x) with the arguments given; so, for example:

 

f(2) = -3 - 2 + (2*2)*(2*2), which simplifies to: f(2) = 11

 

With the other two, you will still be left with an algebraic expression as neither the numerical value of k, nor the form of function g is supplied.  That is you just have to replace x by k+1, and x by g(2). 

.

 Jun 15, 2015
 #1
avatar+33657 
+10
Best Answer

Replace the x's in f(x) with the arguments given; so, for example:

 

f(2) = -3 - 2 + (2*2)*(2*2), which simplifies to: f(2) = 11

 

With the other two, you will still be left with an algebraic expression as neither the numerical value of k, nor the form of function g is supplied.  That is you just have to replace x by k+1, and x by g(2). 

.

Alan Jun 15, 2015

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