What is a variable?
a.
a variable is an unknown number or value represented by a letter
c.
a variable represents a change in value
b.
a variable always represents the total amount
d.
a variable is always represented by the letter x

Iwill give you ! what is the measure of ∠v ?

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours

What is the period of the sinusoidal function ?