Question
For what values of y does the binomial 3y−5 belong to the interval (−1; 1)?
Answers
Damon
if (3y-5) = -1
3 y = 4
y = 4/3
if (3y-5) = +1
3 y = 6
y = 2
it is linear so anything between 4/3 and 2 should work, check with y = 5/3
3(5/3) - 5 = 0, yes
3 y = 4
y = 4/3
if (3y-5) = +1
3 y = 6
y = 2
it is linear so anything between 4/3 and 2 should work, check with y = 5/3
3(5/3) - 5 = 0, yes
Grace
No it didn't work
Anonymous
better way to put his answer is 4/3<y<2 because he is saying thats what y is equal two for the two equations
Anonymous
yes I may have just spelled to as two but I don't care