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9 votes
If y = x3 + x,
find the value of y when x=-2

User Salavert
by
3.3k points

2 Answers

6 votes

Answer:

-8

Explanation:

-2 times 3 is -6, and -6 plus -2 equals -8

User Janetta
by
3.3k points
13 votes

Answer:

y=-8

Explanation:

if x=-2 -2*3= -6, -6+-2=-8

User Joanna Mamczynska
by
3.4k points