Math, asked by haridasbarge96, 2 months ago

*जर p = 1 आणि q = –2 या किंमती वर्गसमीकरणाची मुळे असतील तर ते वर्गसमीकरण …………… आहे*


1️⃣ x² + 2x –1= 0
2️⃣ x² – x – 2 = 0
3️⃣ x² – 2x + 1= 0
4️⃣ x² + x + 2 = 0

Answers

Answered by XxitsamolxX
0

Answer:

Correct option is

C

2

Given: quadratic equation x

2

−2x+1=0

To find the value of x+

x

1

x

2

−2x+1=0

⇒x

2

+1=2x

x

x

2

+1

=2

⇒x+

x

1

=2

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