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For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

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