31. Suraj has created a banner for his school annual sports day as shown in figure. Write the
name of the feature that he has used for marked features.
ANNUAL
SPORTS DAY
2015
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1
Answer:
(3x−4y)
2
=(3x)
2
−2(3x)(4y)+(4y)
2
=9x
2
−24xy+16y
2
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