Mrs. Wind drives at a speed of 60 mph from SF to UC Santa Cruz. On her way back to SF, her average speed was 40 mph. If the total trip took 5 hours, how many hours did she take driving back to SF? 1a). Define your variables (be specific) *
1b). Write your system of equations
1c). Write you solution as a sentence
Answer 1a,1b,1c

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

What describes horizontal cross section of the right rectangle 6m 8m 5m

Sketch the vector field vector f( vector r ) = 8vector r in the xy-plane. select all that apply. the length of each vector is 8. the lengths of the vectors decrease as you move away from the origin. all the vectors point away from the origin. all the vectors point in the same direction. all the vectors point towards the origin. the lengths of the vectors increase as you move away from the origin.