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secondary 2 | Maths
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Cheryl
Cheryl

secondary 2 chevron_right Maths

It is given that x is directly proportional to y and y is directly proportional to z. Prove that x + y is directly proportional to z.

Date Posted: 7 years ago
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MT Moderator
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325 answers (A Helpful Person)
Just proof that x+y = constant * z and you have it!