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MCQ
Which of the following is a perfect square trinomial?
Unit-4 Factorization and Algebric Manipulation
A x^2 + 8x + 16
B x^2 + 8x + 9
C x^2 + 10x + 20
D x^2 + 6x + 8
Explanation

x^2 + 8x + 16 = (x+4)^2; the others do not fit the form a^2+2ab+b^2.

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