If limx→3f(x)=7, lim
x
→
3
f
(
x
)
=
7
,
which of the following must be true?

I. f is continuous at x = 3

II. f is differentiable at x = 3

III. f(3) = 7

Find the value of the cosine for angle a

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab