If A = [\table e^t , -e^{-t} cost , e^{-t} sint;e^t , - e^t cost-e^{-t} \sin t , - e^{-t} \sin t + e^{-t} \cos t; e^t , 2e^{-t} \sin t, - 2 e^{-t} cost] Then A is- [9 Jan 2019 Shift 2]

Correct Answer is : invertible for all t ∊ R

JEE Main 9 Jan 2019 Shift 2 Solved Paper

Section: Mathematics

Question : 36 of 90

Marks: +1, -0

If A =

[

]

Then A is-

[9 Jan 2019 Shift 2]

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