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20. What is the area of the square whose side is 5x – 2?
A. 25x2 - 4
C. 25x2 - 10x - 4
B. 24x2 +4
D. 25x2 - 20x + 421. Which of​


Sagot :

Answer:

D. 25x2 - 20x + 4

Step-by-step explanation:

Use square of binomial

Square the first term = 25x^2

Twice the product of two terms = -20x

Square the last term = 4

Answer:

D. 25x²-20x+4

Step-by-step explanation:

(5x-2)(5x-2)

25x²-10x-10x+4

25x²-20x+4