Good Fun@#2
Algebra
Level
4
If point A(-1, a), B(-2, b), on a inversely proportional of , what statement is true?
a=b
a>b
Can not determine.
a<b
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1 solution
-a = -2b as deduced which means a=2b. This only tells us that |a| > |b| but to know whether a>b, we need to know the parity (i.e. positive or negative) of the two values as well.