SOLUTION: What are the Real zeros for f(x) = x^3+2x^2-4
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Question 312985: What are the Real zeros for f(x) = x^3+2x^2-4
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
I used Newton's method,
x(n+1)=x(n)-f(x(n))/f'(x(n))
with a starting value of and got a value of after 3 iterations.
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