What is the vertex of the graph of the function below? y = x2 + 10x + 24
O A. (-4,0)
O B. (-5,0)
O C. (-4,-1)
D. (-5, -1)
D (-5,-1)

In factoring by grouping, what would you have for step 3 for the following? step 1: x^3 +5x^2 +4x+20 step 2: x^2 (x+5)+4(x+5) step 3: ?

Can (2,3 and square root 10) be sides ona right triangle?

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.