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Mark for Review Z
A polygon on a coordinate grid was transformed using the rule (x, y) → (x – 4,7 - 3). Which of these describes
this transformation?
A A translation 4 units to the left and 3 units down
(В)
A translation 4 units to the right and 3 units down
C
A translation 4 units to the left and 3 units up
A translation 4 units to the right and 3 units up

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.