what is the equation of the graph below?

a graph shows a parabola that opens down and crosses the x axis at two and four.

y = − (x − 3)2 + 1
y = − (x + 1)2 + 4
y = (x + 1)2 − 4
y = (x − 4)2 + 1

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

Tom drove 206 miles in 3.9 hours. estimate his average speed.