factorise by using suitable identity 81x ²-72xy+16y ²
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Answered by
0
Answer:
answer is so simple take this
Step-by-step explanation:
first divife them then multiply
Answered by
2
Answer:
HEY MATE !!
HERE IS UR ANS ⤵️⤵️
a^2+2ab+b^2= (a+b)^2
= (a+b) (a+b)
81x^2-72xy+16y^2= (9x+4y)
= (9x+4y) (9x+4y)
= (9x+9x) (4y+4y)
= 18x+8y
... HOPE THIS HELPS U ALMOST ...
... THANK Q ...
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