Acommuter has $245 in his commuter savings account. a: this account changes by -$15 each week he buys a ticket. in one time period the account changed by -$240. for how many weeks did the commuter buy tickets? b: how much must he add to his account if he wants to have 20 weeks worth of tickets in his account?

What constants do you need to add to each of the following quadratic equations to complete the square? 2x2 - 3x = 0 x2 - 8x = 0 2x2 - 11x = 18

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

If jaime wants to find 60% of 320, which table should he use?