exam Maths Puzzle Numerical Ability

Can someone help me figure out this graph. Thank you.
Graph:f(x)=-3x^2-3

Read Solution (Total 0)

exam Other Question

Social Science: If there are 6 X 10^9 people on the Earth and there is enough freshwater to provide each person with 8.79 X 10^5 L, how much freshwater is on the Earth? Given A = 7 (neg) -2 1
3 5 0
-1 4 (neg)-6

I say neg becaues it is not minus the #

and B =
2 (neg)-3 neg -4
6 0 neg -2

-5