odugerry
28.03.2021 •
Mathematics
Explain why x² is read x squared
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Ответ:
because u dont want to say x with a 2 above it
Step-by-step explanation:
Ответ:
4n + 4
Step-by-step explanation:
Azhar - n years old now.
Last year he was (n-1).
His mother was 4(n -1) last year.
Now his mother 4(n-1) + 1.
7 years later she will be 4(n - 1) + 1 + 7 = 4n - 4 + 8 = 4n + 4