exam Maths Puzzle Numerical Ability

LET f(x)=x3-8x2+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

Sam emptied his collection of nickels and dimes on his bed. If his 46 coins were worth $3.10, how many coins of each type did he have? How do you solve for theta(in degrees) in a formula without points?

Ex: tan (theta)=1.1111
theta = ?