SOLUTION: Solve the following equation by using the quadratic formula: p^2+8p+16=0

Question 255413: Solve the following equation by using the quadratic formula: p^2+8p+16=0
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
p^2+8p+16=0

p=(-8+-sqrt[8^2-4*1*16])/2*1
p=(-8+-sqrt[64-64])/2
p=(-8+-sqrt0)/2
p=(-8+-0)/2
p=-8/2
p=-4 ans.
Proof:
4^2-8*4+16=0
16-32+16=0
32-32=0
0=0

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