Math, asked by shivang61, 9 months ago

Question no. 18 ................?????????

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Answered by bhavendra2000

1

Answer:

7a2-13ab-7b2

Step-by-step explanation:

4a2-7ab-4b2+1to subtract

3a2-6ab-3b2-1

then 1 of subtract

then

from subtract

4a2-7ab-4b2+1

3a2-3ab34a2-1

then

=7a2-13ab-7b2

Answered by QHM

1

Step-by-step explanation:

☢️PLEASE MARK AS BRAINLIEST ☢️

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