The lines y\[y={{m}_{1}}x,\] \[y={{m}_{2}}x,\]and \[y={{m}_{3}}x,\]make equal intercepts on the line\[x+y=1\]. Then

\[(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(1+{{m}_{1}}+{{m}_{3}})\]

\[2(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(2+{{m}_{1}}+{{m}_{3}})\]

\[(1+{{m}_{1}})(1+{{m}_{2}})=(1+{{m}_{3}})(2+{{m}_{1}}+{{m}_{3}})\]

\[2(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(1+{{m}_{1}}+{{m}_{3}})\]

The lines y\[y={{m}_{1}}x,\] \[y={{m}_{2}}x,\]and \[y={{m}_{3}}x,\]mak

1.	The lines y\[y={{m}_{1}}x,\] \[y={{m}_{2}}x,\]and \[y={{m}_{3}}x,\]make equal intercepts on the line\[x+y=1\]. Then
A.	\[2(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(2+{{m}_{1}}+{{m}_{3}})\]
B.	\[(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(1+{{m}_{1}}+{{m}_{3}})\]
C.	\[(1+{{m}_{1}})(1+{{m}_{2}})=(1+{{m}_{3}})(2+{{m}_{1}}+{{m}_{3}})\]
D.	\[2(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(1+{{m}_{1}}+{{m}_{3}})\]
Answer» B. \[(1+{{m}_{1}})(1+{{m}_{3}})=(1+{{m}_{2}})(1+{{m}_{1}}+{{m}_{3}})\]

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The lines y\[y={{m}_{1}}x,\] \[y={{m}_{2}}x,\]and \[y={{m}_{3}}x,\]make equal intercepts on the line\[x+y=1\]. Then

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