2poils
which description matches the transformations y = cosx undergoes to
produce y = -3 cos(x)+1?
o
a. horizontal shift left 3 units, then vertical shift up by 1 unit
b. vertical stretch by factor 3, reflection across the x-axis, then a
vertical shift up 1 unit
c. reflection across the y-axis, vertical shift up by 1 unit, horizontal
shift right by 3 units
o
d. horizontal compression by factor 3, vertical shift by 1 unit up, then
a reflection across the x-axis