Question about mode of differene, pls help me im gg insane

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junior college 1 | H2 Maths
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junior college 1 H2 Maths

Question about mode of differene, pls help me im gg insane

Date Posted: 6 years ago

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Plz check.

Date Posted: 6 years ago

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Pls simplify fully

Date Posted: 6 years ago

Jiayang

6 years ago

Also for constants, separate it out from the summation. You can neaten your work that way. And this is called method of difference

Xiaoyang

6 years ago

Thanks