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P2 + 4p = 1
Solve by completing square, please help.

User Michael F
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1 Answer

3 votes

Answer:

p= -2+√(5) and p= -2-√(5)

Explanation:

Given the form ax²+bx = D, you add in b/2 and get:

ax² + bx + (b/2)² = D + (b/2)²

After that, I factored it to (p+2)²=5

Whenever taking a square root, you always get a ± as an answer.

The rest is just algebra

P2 + 4p = 1 Solve by completing square, please help.-example-1
User Mics
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