exam Maths Puzzle Numerical Ability

Given the function of 2 curves y+x2+x-4 and y=x2+2x=2

a) generate a table for the 2 function for x value from -3 to +3

b) plot the 2 curve on the same graph

c) find the in

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exam Other Question

Hi can I have some help finding the inverse function of f.
f(x)=(-8 x - 4)/(5 x - 10) One poll reported that 42% of city residents were against building a new civic center. The polling service stated that the poll was accurate to within 2.5%. What is the minimum percent of city residents that oppose the civic center? Thanks