I need to know this question asap

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59

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

Plz hurry evaluate the expression a+b where a=8 and b=19