SOLUTION: y2 - 16 = 0

Question 119248This question is from textbook Intermediate Algebra
: y2 - 16 = 0 This question is from textbook Intermediate Algebra

Found 2 solutions by jim_thompson5910, edjones:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Start with the given equation

Factor the left side (note: if you need help with factoring, check out this solver)

Now set each factor equal to zero:
or

or Now solve for y in each case

So our answer is
or

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
y^2 - 16 = 0
(y+4)(y-4)=0
y=-4, y=4
.
Ed
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