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30. Which of the following polynomials is a perfect square trinomial?
A. 4x² + 4x +1
B. X2 6x - 9
C.2x²+18x+36
D.x²+8x-16​


Sagot :

QUESTION

30.WHICH OF THE FOLLOWING POLYNOMIALS IS A PERFECT SQUARE TRINOMIAL?

A. 4x² + 4x +1

B. X2 6x - 9

B. X2 6x - 9 C.2x²+18x+36

B. X2 6x - 9 C.2x²+18x+36D.x²+8x-16

ANSWER:

A. 4x² + 4x +1

QUESTION

4x² + 4x +1

ANSWER:

13

EXPLANATION:

4×2=8

8+4=12

12×1=12

12+1=13

ANSWER:

4x² + 4x +1 =13