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Grade 12th passThermal Physics

Hello sir I am prachi plz help me to solve this question

Question image for Hello sir I am prachi plz help me to solve this q

prachi mishra

8 Years agoGrade 12th pass

1 Answer

Arun

8 Years ago

Dear Prachi

Let roots are a, b, c, d

1/a + 1/b + 1/c + 1/d = (abc + bcd+ acd + abd) / abcd

As we know

abc + bcd + acd+ abd = 4

and

abcd = – 10

Hence answer will be = – 4/10 = – 2/5

TRegards

Arun

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