JEE MAIN - Mathematics Hindi (2020 - 9th January Evening Slot - No. 4)
माना a – 2b + c = 1 है।
यदि $$f(x)=\left| {\matrix{ {x + a} & {x + 2} & {x + 1} \cr {x + b} & {x + 3} & {x + 2} \cr {x + c} & {x + 4} & {x + 3} \cr } } \right|$$, तब:
यदि $$f(x)=\left| {\matrix{ {x + a} & {x + 2} & {x + 1} \cr {x + b} & {x + 3} & {x + 2} \cr {x + c} & {x + 4} & {x + 3} \cr } } \right|$$, तब:
ƒ(50) = 1
ƒ(–50) = –1
ƒ(50) = –501
ƒ(–50) = 501
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