exam
Maths Puzzle
Numerical Ability
x^2+5x+4 over 3x+12
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exam Other Question
The following table list the years in which 3,4,5, and 6 billion.
1960 - 3 billion
1974 - 4 billion
1987 - 5 billion
1999 - 6 billion
a. Find an exponential model f
Solve:
a) log(x-2)+log(x+1)=1
b) 4(^1-x)=3*5^x
c) logbase2(1-x)+logbase2(4x+1)=0