Question

1.) Which of the following represents a perfect square trinomial?

A. x² + 8x + 4

B. 4x2 - 12x + 9

C. x2 - 14x - 49

D. 16x2 + 20x + 25

2.) The following are perfect square trinomials EXCEPT

A. x²+8x-16

B. 25x²-10x+1

C. x²-14x+49

D. 9x²+30x+25

3.) The expression of the form ax²-bx becomes a perfect square trinomial when a constant term is added to it. How do we find that constant term ?

A.- a\2b

B. -b/2a

C.(_+a/2b)²

D.​

Answer 1

Answer:

1) A

2)D

3)C

Step-by-step explanation:

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Answer 2

ANSWER:

STEP BY STEP EXPLANATION