25,600 will be the bacteria population after doubling every 30 minutes for 3 hours.
Answer:
(- 1, - 6 )
Step-by-step explanation:
Under a counterclockwise rotation about the origin of 270°
a point (x, y ) → (y, - x ), thus
(6, - 1 ) → (- 1, - 6 )
Answer:
22 3
Step-by-step explanation: