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Mathematics 11 Online
OpenStudy (anonymous):

Square root 28 + square root 45? I don't understand. I got 2 sqrt 7 + 3 sqrt 5

OpenStudy (anonymous):

My teacher said that this was the wrong answer, but I can't figure out any other way to do it

OpenStudy (loser66):

@Mivins1 don't feel bad, I failed with you, too. hihihi

OpenStudy (loser66):

and we have wolfram supports us http://www.wolframalpha.com/input/?i=+simplify+sqrt%2828%29%2Bsqrt%2845%29 Print it out and submit

OpenStudy (anonymous):

That's what I told her! She won't listen :(

OpenStudy (loser66):

or she wants you to calculate until get the decimal number? use calculator to get it

OpenStudy (anonymous):

It has something to do with multiplying radicals and the radicand not being the same

OpenStudy (anonymous):

She doesn't want me to use a calculator

OpenStudy (loser66):

so, go to department chair to ask for the answer.

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