Math, asked by sravankumarachi7740, 5 months ago

Which of the following is a perfect square trinomial?
A.x^2-2x+4
B.4x^2+12x+9
C.x^2+4y+2y^2
D.9x^2-6xy-y^2

Answers

Answered by trushil272005

0

all options is correct

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