Mathematics, 22.12.2021 23:40 enca2619

If a true-false test with 5 questions is given, what is the probability of scoring (A) Exactly 80% just by guessing? (B) 80% or better by just guessing?

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Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

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Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

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Which of the following is the result of expanding the series

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Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

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