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Vineet Loomba

IITian | No. 1 Educator in IIT-JEE (Maths) | 3 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

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(10)

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Debangan Biswas

a year ago

Mam your bilingual class is awsumn able to understand prominently

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Vanmala Ramesh

a year ago

Watch my summary analysis too.

Arpita samantara

5 days ago

sir the range of a is -(root)5 to (root)5 but a is always greater than 0, so the range of a should be (0,(root)5)

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Seema Devi

13 days ago

sir in last question since inequality is <0 then why answer will be (-√5,√5) ?

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Vineet Loomba

13 days ago

u have to study wavy curve method to solve such inequalities ..see my sets relation function course

Mukul kosta

13 days ago

In range
if a<0 y€(-infinity, -D/4a) why this is open bracket at last

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Danish Alam

a month ago

Why u have taken D < 0 ? Couldn't able to understand.

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Archana Goswami

2 months ago

sir why did we apply the wavy curve method here unlike other problems. why didn't you write a=-√5 ;a=√5

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Vineet Loomba

2 months ago

Because here it is inequality and not equality

Archana Goswami

2 months ago

oooh. yeah... I got it... thanks

Archana Goswami

2 months ago

so sorry for asking such a silly doubt...

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