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Mathematics 14 Online
OpenStudy (anonymous):

how to factor completely: x^2-y^2+2yw-w^2? or 36-b^2-4a^2+4ab they both involve a negative infront of the squared term?

geerky42 (geerky42):

HINT: \(x^2-y^2+2yw-w^2 ~\Longrightarrow~ x^2-(y^2-2yw+w^2)\)

OpenStudy (anonymous):

oh thank you

geerky42 (geerky42):

No problem. You can apply same idea for second expression.

OpenStudy (anonymous):

yup i got it! thanks

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