exam Maths Puzzle Numerical Ability

f(x)=1/x^4+3x^3 even or odd
i need answer urgently pls

thanks

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exam Other Question

the tour de france is a famous cycling race held each year, mostly in France. The 2001 race, which was won by Lance Armstrong of the US, included 20 stages of various lengths for a How do I proceed with this problem?
Find a, b, and c such that the graph of y= ax^2 + (b times the square root of x) + c goes through the points (0,3), (1,-1/2), and (4,3). Any help would be much appreciated.