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## Sachin Rana is teaching live on Unacademy Plus

Sachin Rana

IVth Year UG, IIT Bombay | YouTuber (143k subs) | Mentored 3 under 100 ranks in JEE Advanced | No. 1 educator for Organic Chemistry

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(34)

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Karishma mehraj

9 months ago

sir lesson 10 is missing
about nabraska... how should i cover sir

1

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Rahul VANUKURI

7 months ago

7 is the answer

2

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Rahul VANUKURI

7 months ago

answer is 7 got it

1

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Raunak singhal

7 months ago

answer is 7

1

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Pushpraj pushker

a year ago

7....bhaiya if possible plz start 12th class chapters also it..ur videos helping alot

8

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Sanjay Sindhu

a year ago

Using D> or = 0 , we have q^2-4p> or = 0
let q=2 , then we have p=1 only...
now let q=3 , here we have p=1 or 2...
now let q= 4 , then we have p=1 or 2 or 3 or 4 ...
thus total 7 equations are possible with real roots...

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