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Maths Puzzle
Numerical Ability
x-4y+3z=-27
2x+2y-3z=22
4z=-16
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book Other Question
Can anyone tell me the difference between natural logarithms and common logarithms? An example or something I could look at would really help. Thanks.
#1
Graph and solve the system
y<-x2+4 (2 is x cubed,< is less than or equal to)
y>x-2 (> is greater than or equal to)