Pls help!! the probability distribution for a random variable x is given in the table . find the probability that x is greater than or equal to 5

Letter c hope it

P0000000000p genafhysjq each e yeh wy

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.