Question

***WILL GIVE MEDAL***

In a function, how will the y-values be different if x is negative or positive?

A. The y-values will decrease if x is negative and increase if x is positive.
B. The y-values will increase if x is negative and
decrease if x is positive.
C. There will be no difference. If x increases, y-values will increase.
D. You can't tell without knowing the function rule

Answer 1

you cant tell without knowing the function rule

for example:

y = 2x if x's are positive y goes up, if x's are neg y goes down

y = -2x if x's are positive y goes down, if x' are neg y goes up