If x and y are two real quantities connected by the equation `9x^2+2xy+y^2-92x-20y+244=0` then ...
474 views · Published 11 October 2018 · 5:09 · Indexed 21 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If x and y are two real quantities connected by the equation `9x^2+2xy+y^2-92x-20y+244=0` then will x lie between 3 and 6 and y between 1 and 10.
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