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Mathematics 6 Online
OpenStudy (anonymous):

(2+ square root of 5)(1-square root of 5)

OpenStudy (anonymous):

(2 + 2squareroot 5 - square root of 5 - 5)

OpenStudy (anonymous):

so its -3 + sqaure root of 5

OpenStudy (anonymous):

how?

OpenStudy (anonymous):

huh? u know how multiply quadratics?

OpenStudy (anonymous):

NO

OpenStudy (anonymous):

(a+b)(a+b) = a^2 + 2ab + b^2

OpenStudy (anonymous):

search online on how to multiply quadratics then u will get it.. just google it

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