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Mathematics 7 Online
OpenStudy (calculusxy):

The lines 3ax + 2by = 1 and -4ax + 12by = 5 are perpendicular, and both a and b are positive. Find the ratio of a to b.

OpenStudy (calculusxy):

@jim_thompson5910

jimthompson5910 (jim_thompson5910):

how far did you get with this one?

OpenStudy (calculusxy):

I don't even know where to start

jimthompson5910 (jim_thompson5910):

are you able to solve either equation for y?

OpenStudy (calculusxy):

Yes

jimthompson5910 (jim_thompson5910):

ok show me what you get

OpenStudy (calculusxy):

|dw:1477531411805:dw|

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