Homework Statement
So this is the question
|x-1|+|x-2|>1
Homework Equations
N/A
The Attempt at a Solution
I tried it, the solution seems right, but i don't know if my approach is correct.
Homework Statement
The problem is:
for all 0≤a≤1
so i need to find the domain
Homework Equations
N/A
The Attempt at a Solution
I tried it like this:
yet my solution is wrong,i am not so sure why.
wolfram gives me this;
Homework Statement
find all the numbers x for which |x-1|*|x+1|=0
Homework Equations
The Attempt at a Solution
|x-1|*|x+1|=0
|x-1|=0 or |x+1|=0
x-1=0 or x+1=0
x=1 or x=-1
but I think there's a flaw some in my attempt solution...or the whole thing is a flaw..
any help...
Hi,
I am having difficulties doing the problems in Michael Spivak's fourth edition calculus book.
I am not sure how to approach the problems. I am able to understand the contents chapters but when I start to do the chapter problems, I have no idea how to do them.Any advice will be...