Assume that f : \mathbb{n} → \mathbb{n} and defined by f(n) = n - 1 for all n > 0 and f(0) = 0.
prove in this case that the function g : p(\mathbb{n}) → p(\mathbb{n}) is injective.
describe the sets g[{0,1,}], g[\mathbb{n}] and g[\mathbb{n} \ {0}].
is the function g surjective? show why.

111 thirty dollars is to be divided among three girls and two boys so that each of the girls receives twice as much as each of the boys. how much does each receive?

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?