Here's the question you clicked on:
lyzzy7
Is the following relation a function? {(0.3, 0.6), (0.4, 0.8), (0.3, 0.7), (0.5, 0.5)}
no because 0.3 is repeated
is that the next question Sound travels about 343 meters per second. The function d(t) = 343t gives the distance d(t) in meters that sound travels in t seconds. How far does sound travel in 8 seconds? A.)343 meters B.)686 meters C.)2,744 meters D.)3,430 meters For this problem would i just have to multiply 343 by 8 ?
a. yes b. no c. not determined and yes to your question.
b. no its not a function for the 2nd one d(t) = 343t plug in 8 for t