two coins are tossed simultaneously. what is the probability of getting at least one tail?
daman9
Asked:
December 2022
if 1 is a zero of the polynomial ax2-3 (a-b) x-1 then find the value of a?
daman9
Asked:
December 2022
one card is drawn at random from a well shuffled pack of 52 playing cards.find the probability of getting (1) a non face card? (2) a black king and a red queen? (3) a spade card?