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relies on the study of actual events to calculate the probability of an event occurring again.
a number which combined with its inverse results in the identity 1, e.g. 4 × ¼ = 1.
the square of a binomial will always result in the trinomial a2 + 2ab...
a trigonometric rule that states that the ratio of any side of a triangle and the sin of the...
in any right-angled triangle the sum of the squares on the two right-angle sides is equal to the...