# college 209

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multiply (2ã7-5ã3)(8ã7-5ã3)

• Math? -

Please type your subject in the School Subject box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.

• college 209 -

what does the ~ over the a mean?

does '2a7' mean 2a^7 ('a' to the 7th power) ?

• college 209 -

that's means square root

• college 209 -

square root of ?

'2a7' means?

does it mean 2(sqrt7)?

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