PLS NEEP HELP ASAP Convert the function f(x) = x^2 + 2x-8 to standard form. Then state the vertex and domain and range of the function.

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .