Question

(x+1) ^2=0
x= -1
How? Please tell fast.
ch factorisation
class 8th​

Answer 1

(x+1)² = 0

put x = -1 in above equation

so,

(-1+1)² = 0

(0)² = 0

0 = 0

Answer 2

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Question

• (x+1) ^2=0 x= -1 How?

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Answer:-

Yes (x+1)^2 =0

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Step by step explanation:-

first put value of x in equation that is -1

So. According to question

→ (-1+1)^2=0

→ (-1)^2 + (1)^2 +2 × 1 × -1 = 0 (by identity)

→ 1 + 1 -2 = 0

→ 0 = 0

Hence verified

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Identity used

(a+ b )^2 = a^2 + b^2 + 2ab

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More information:-

• Identities are also know as algebraic identities. These are type of identities which are mostly use in solving algebric question.

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