exam
Maths Puzzle
Numerical Ability
determine the equation of the parabola with x-intercepts -4 and 3, and that passes through (2,7)
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exam Other Question
Write x4 - 6x2 - 27 as a product of linear factors and quadratic factors that are irreducible over the reals.
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Raffle tickets.
One thousand raffle tickets are sold for $1 each. One prize of $800 is to be awarded.
a) Rena Condos purchases one ticket. Find her expected value.
b) Determine the fair price of a ticket.