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Mathematics 10 Online
OpenStudy (anonymous):

PLEASE VERIFY IF I DID THIS CORRECTLY! I've posted the pictures of the question and answers below. Please help! Thanks :)

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (anonymous):

1 and 2 looks ok to me... i don't understand #3.... but just a side note, on #1, 3rd line, the left side of the equal sign should be |a| and not |a|^2 right?

OpenStudy (anonymous):

hmm... why is that?

OpenStudy (anonymous):

it's like doing this for example...|dw:1339808099425:dw|

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