What is the probability of flipping a coin 4 times and getting heads 4 times in a row? (how many events do you see happening? how many fractions do you need? and means multiply)

Ineed i don’t get this at all! and you

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.