book
Maths Puzzle
Numerical Ability
Solve log2(x+2) = log2^3x.
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book Other Question
True or false, the function f(x) =3x
grows three times faster than the function g(x)=X
I have tried to do the problem
"For each arithmetic series, find S of 25"
3+7+11+15
This is the equation i came up with
25[2(3)+(25-1)d/2]
I just cant find the d and when i try my answer comes out incorrect..
thanks..