SOLUTION: How many positive real solutions are there in:
f(x) = -2x^4 + 3x^3 + 7x^2 + 2
a. 0
b. 2
c. 1
d. None, there is no x-term
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Question 147552: How many positive real solutions are there in:
f(x) = -2x^4 + 3x^3 + 7x^2 + 2
a. 0
b. 2
c. 1
d. None, there is no x-term
Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
c.
because there is only one sign change for f(x)
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