exam Maths Puzzle Numerical Ability

Find the domain of the function
f(x)= 3
(x-1)(x-2)

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exam Other Question

Ok, This is my last problem and I cannot figure it out. Not in a textbook
Directions: Solve each inequality. State the solution set in interval notation and sketch its graph.

-1/2 (z-2/5)< 2/3(3/4z -6/5)

Please help If a quiz has four true-false questions. How many different patterns of answers are possible.