Math, asked by vk150193, 5 months ago

please help me in maths solution

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Answered by aradhyagupta31

1

Answer

4x²-7y²

Step-by-step explanation:

=2x²-3y²,5x²+6y²,-3x²-4y²

=2x²-3y²+5x²+6y²+(-3x²)-4y²

=2x²-3y²+5x²+6y²-3x²-4y²

=2x²+5x²-3x²-3y²+6y²-4y²

=7x²-3x²-3y²-4y²

=4x²-7y²

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