Question

Solve the qudratic equation x2 + 4x - 5 = ( by perfect the square
method.​

Answer 1

Step-by-step explanation:

Given quadratic equation is

x

2

+4x−5=0

⟹(x+2)

2

−4−5=0

⟹(x+2)

2

−9=0

⟹(x+2)

2

−3

2

=0

⟹(x+5)(x−1)=0

⟹x=1,−5

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