Math, asked by nini3782, 5 months ago

what must be added to 81x²-72x+9 to make it a perfect square

Answers

Answered by rudrakshi31

3

Answer:

7

Step-by-step explanation:

7 must be added to make it a perfect square

Answered by shoumyasree

1

Answer:

126x

Step-by-step explanation:

see the attached picture above

hope it helps ✌️

plz Mark me brainleist

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