1 answer

How do you solve using the completing the square method #4x^2 + 20x + 25 = 49#?

Question:

How do you solve using the completing the square method #4x^2 + 20x + 25 = 49#?

Answers

Solution #x=1; x= -6#

Explanation:

#4x^2+20x+25=49 or (2x+5)^2=7^2 or 2x+5 = +-7 :. either 2x=7-5=2:.x=1 or 2x= -7-5:.x= -6:.#Solution #x=1; x= -6#[Ans]

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