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f(x)= x^4-2x^2-3. Using the first derivative test, find: a. All critical Numbers b. Intervals on which...

f(x)= x^4-2x^2-3. Using the first derivative test, find:
a. All critical Numbers
b. Intervals on which f(x) is increasing or decreasing
c. location and value of all relative extrema

Math   Calculus   
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