Grade 11Algebra

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Sidhant Thakur

6 Years agoGrade 11

2 Answers

Sanyam Shah

6 Years ago

For f(x) to be surjective,

min[f(x)] should be equal to 2

Therefore -D/4a = 2 (where D is the discriminant)

On solving,

-(144a²-4(15-2a+36a²))/4 = 2

60-8a=8

52=8a

a=13/2 or 6.5

Vikas TU

6 Years ago

Dear student

Hope your doubt gets cleared

Please refer

https://www.askiitians.com/iit-jee-algebra/set-relations-functions/

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Kindly solve Kindly solve Kindly solve Kindly solve Kindly solve Kindly solve Kindly solve Kindly solve

Sidhant Thakur

2 Answers

Sanyam Shah

Vikas TU

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