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Secondary 1 | Maths
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Xue
Xue

Secondary 1 chevron_right Maths chevron_right Singapore

I am not sure what did I do wrong as the Calculator says that the answer is 8 but I did it and it is not . Can anyone answer my question of what did I did wrong in the answer?

Date Posted: 2 years ago
Views: 361

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Hi, wdym u didn’t get 8? U got 2^3 which equals to 8 so ur correct.
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Damsieee
Damsieee's answer
22 answers (A Helpful Person)
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Xue
Xue
2 years ago
Huh i dont get it . How is 2^3 = 8? Mind explaning?
Damsieee
Damsieee
2 years ago
2^3 means 2 to the power of 3 which also means 2 x 2 x 2 = 8
Eric Nicholas K
Eric Nicholas K
2 years ago
“2^3” means we place three 2s in a row and multiply them together.

2^3 = 2 x 2 x 2

(Note that ^ is the notation for power because we are unable to type power 3 directly here unlike the way you write them on paper; we would need to type them on the website itself to do so)

You might have mistaken 2^3 for 2 times 3.

Similarly, if we write 3^5, we line up five 3s in a row and multiply them together

3^5 = 3 x 3 x 3 x 3 x 3

This is what th