A soccer coach must select 2 captains from her 14 athletes. How many different pairs of athletes could she choose?

Which choice represents the sample space ,s for this event

Eric has challenged himself to walk 24,000 steps in 4 days. if eric walks the same number of steps each day, which function represents the number of steps eric still needs to walk to reach his goal with respect to the number of days since he started his challenge? a. y = 8,000x − 24,000 b. y = -8,000x + 24,000 c. y = 6,000x − 24,000 d. y = -6,000x + 24,000

Which statements regarding efg are true? check all that apply.