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china2221
15.04.2021 •
Mathematics
GIVING BRAINLIEST TO RIGHT ANSWER (WILL CHECK IF CORRECT)
Which of the following shows the correct first step to solve x^2-16x=-21 by completing the square?
A) x^2 - 16x + 8 = -21 + 8
B) x^2 - 16x + 64 = -21
C) x^2 - 16x + 16 = -21 + 16
D) x^2 - 16x + 64 = -21 + 64
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Ответ:
Answer
Step-by-step explanation:
D-64
The answer is D(64)
Ответ:
don't understand dis