Math, asked by pushkaragra2006, 9 months ago

If 2x-root7y=10 and xy=-root7 find value of 4x^2 +7y^2
Can someone name the book of which this question came from?
I only need the book and chapter and it's page number not the solution.

Answers

Answered by jagritiiiyadav

2

Answer:

book name is rd sharma.

and the chapter name is polynimial.

plzzz follow me.....

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