Select the graph of the equation below
Y=1/2x^2+2x-6

Is this a polynomial function? i need to know asap

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.

(x-5)1/2+5=2 what is possible solution of this equation