exam Maths Puzzle Numerical Ability

Let f(x)=x^3-8x^2+17x-9. Use the factor theorem to find other solutions to f(x)-f(1)=0, besides x=1.

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exam Other Question

Word problem:
There are 60 dimes and quarters in the drawer. Arny counted them and found that their total value was $8.70. How many coins of each type did Arny have? Which of the following is a logarithmic function?

a. f(x) = x^2
b. L(t) = 1 - e^-t
c. g(q) = q^-2
d. R(x) = 4 ln(x)