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Mathematics 19 Online
OpenStudy (anonymous):

What is the exact value for the expression

hartnn (hartnn):

your facial's expression? :P its priceless :)

OpenStudy (anonymous):

Simplify if possible. the 171-19+76

hartnn (hartnn):

can you factor 76 ?

hartnn (hartnn):

and 171 ?

OpenStudy (anonymous):

choices

hartnn (hartnn):

76 = 19 * what ? 171 = 19 * what?

OpenStudy (anonymous):

57 & 152

hartnn (hartnn):

no... 76 = 19*4 171 = 19*9

hartnn (hartnn):

\(\sqrt{76} = \sqrt{4}\sqrt{19}\) \(\sqrt{171} = \sqrt{9}\sqrt{19}\) can u simplify those ?

OpenStudy (anonymous):

I don't know how to simplify this stuff

hartnn (hartnn):

do you know square root of 4 ? or square root of 9 ?

OpenStudy (anonymous):

no

hartnn (hartnn):

you know whats 2^2 = 2*2 =...? 3^2 = 3*3 =.. ?

OpenStudy (anonymous):

what???????

OpenStudy (luigi0210):

Someone needs major help :l

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