book
Maths Puzzle
Numerical Ability
2 Questions: 1,638 and 12,680 is divisible by what
Is this correct: 1,638= 2, 9
12,680=2
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book Other Question
Let f(x) = 2x^2 - 4x + 1 and g(x) = 3x + 2 and evaluate each of the following:
g(f)
f[g(0)]
f[g(1)]
What is the answer to -1=4 + n