If a sequence us defined recursively by f(0)= 3 and f (n+1)= -f (n) +5 for n> _ 0 then f (2) is equal to?

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

The parabola opens: y=√x-4 (principal square root) up down right left

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?