exam
Maths Puzzle
Numerical Ability
What is f(x + 1) if f(x)= 6x^3 - 3x^2 + 4x - 9
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exam Other Question
please help me solve
(x^2 + 6x) - (2x^2 -3)
find the sum of the first 19 terms of the arithmetic series in which a1=2 and d=4.
thanks i hope you can help!