Ithink it's a-b squared. am i right? how would i type that in the answer box? would i just type in the word minus or just "-"

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

Do you mind if you guys me with this question i’m on number 8