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What is the range of function …

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What is the range of function f(x)=x^2+x

Posted by Abhishek Dhotre 4 years, 3 months ago

CBSE > Class 12 > Mathematics

3 answers

Rajesh Kumar 4 years, 3 months ago

[-1/4 , ∞]

Tannu Rao 4 years, 3 months ago

Open interval on infinity

Tannu Rao 4 years, 3 months ago

f'(x)=2x+1=0 x=-1/2 f(-1/2)=1/4 - 1/2 = -1/4 Therefore range of f(x) is [-1/4 , infinity]

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