Question

3. Which of the following is a perfect square trinomial?
a. x²+2x+9
b. X²+6X-9
c .X²-6x-9
d. x²-6x+9​

Answer 1

Answer:

option a

Step-by-step explanation:

x=x2

√2=2

3=9

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Answer 2

Answer:

Option d is correct

Step-by-step explanation:

Bcoz its is a perfect suare of. (x-3)^2