need help with part ii and iii please. cartesian equation from part (i) is 2x-3y

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junior college 1 | H2 Maths
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junior college 1 H2 Maths Singapore

need help with part ii and iii please. cartesian equation from part (i) is 2x-3y+z=-9

Date Posted: 3 years ago

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Date Posted: 3 years ago

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Date Posted: 3 years ago

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Might be a shorter way for iii...

Date Posted: 3 years ago

Rae Kuan

3 years ago

Thanks so much for the detailed working