what number must be added in the first blank of (__a + (__b)², in order to factor 25a² - 20ab + 4b²?
A. 5
B. 2
C. 5
D. -2
#respect post
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what number must be added in the first blank of (__a + (__b)², in order to factor 25a² - 20ab + 4b²?
A. 5
B. 2
C. 5
D. -2
#respect post
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Answer:
5 & 2
(sorry po kung mali)