SOLUTION: Write the domain in interval notation f(x) = 5x^3 + 7x - 8/x^2 + 5x - 14

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Question 861129: Write the domain in interval notation
f(x) = 5x^3 + 7x - 8/x^2 + 5x - 14
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

f%28x%29+=+%285x%5E3+%2B+7x+-+8%29%2F%28x%5E2+%2B+5x+-+14%29

x^2 + 5x - 14 = 0 

(x+7)(x-2) = ZERO   when x = -7  0r x = 2

Domain is ALL real numbers except x = -7  and x = 2