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secondary 3 | A Maths
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Silin
Silin

secondary 3 chevron_right A Maths chevron_right Singapore

Pls help me to solve this question asap with the substitute method idk how to do the substitute method

Date Posted: 2 years ago
Views: 163
Eric Nicholas K
Eric Nicholas K
2 years ago
a = 2 simply by considering all the possible ways to get a term in x^3 from the right hand side.

c can be found by letting x = -1 afterwards since b (x + 1) will become zero when x = -1, thus eliminating b.

We can input random values of x like x = 1 to calculate the value of b after that.

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Cadence Siow
Cadence Siow's answer
12 answers (A Helpful Person)
1st
let x be random values