A is a matrix of order (2x + 1) x 2 and B is another matrix of order (3y - 1) x 3. If AB and BA both exits then find the values of x and y. I will mark as brainlist answer
If somebody answer thenn then i wiill be giving 100 points in next question
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Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

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