SOLUTION: Given f(x)=5xsquared-3x+1, find f(x-2)
I came up with x= -25
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Question 127095This question is from textbook Beginning Algebra
: Given f(x)=5xsquared-3x+1, find f(x-2)
I came up with x= -25
This question is from textbook Beginning Algebra
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
f(x)=5x^2-3x+1
f(x-2)=5(x-2)^2-3(x-2)+1
f(x-2)=5(x^2-4x+4)-3x+6+1
f(x-2)=5x^2-20x+2-3x+7
f(x-2)=5x^2-23x+9
Using the quadratic equation: we get:
x=4.168 & x=.43.
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