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Maths Puzzle
Numerical Ability
3(r+1)-[2(3-2r)-3(3-r)]=2(r+5)-4
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book Other Question
h(x) = 19; find h (4), h(-6), and h(12).
P(x) = 3x^2 - 2x + 5; find P(0),P(-2), and P(3).
Solve each equation:
1. n - (8 + 4n) = 2(3n - 4)
2. 2z - 3 4 - z z + 1
------ - ----- = -------
4 2 3
3. 40x - 5 5 33 - 2x