Let {f(x)=3x^4-6x^2+5} a) Find all critical points b) Find the intervals where f(x) is increasing, intervals...

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Let {f(x)=3x^4-6x^2+5} a) Find all critical points b) Find the intervals where f(x) is increasing, intervals where f(x) is decreasing c) Find the intervals where f(x) is concave up, intervals where f(x) is concave down d) classify critical points as relative max/min Let {f(x)=3x^4-6x^2+5} a) Find all critical points b) Find the intervals where f(x) is increasing, intervals where f(x) is decreasing c) Find the intervals where f(x) is concave up, intervals where f(x) is concave down d) classify critical points as relative max/min